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Math Problems
Grade 7
Percents of numbers: word problems
The city council voted on a new tax. The council has
75
75
75
members and
40
%
40\%
40%
of the council members voted in favor of the new tax. How many members voted in favor of the tax?
\newline
_
_
_
_
\_\_\_\_
____
city council members
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Last night, the two dinner specials at Lara's favorite restaurant were salmon filet and steak. The restaurant served
50
50
50
specials in all,
50
%
50\%
50%
of which were salmon filets. How many salmon filets did the restaurant serve?
\newline
_
_
_
_
\_\_\_\_
____
salmon filets
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Clara's Diner offers its clients a choice of regular and diet soda. Last night, the diner served
75
75
75
sodas in all,
60
%
60\%
60%
of which were regular. How many regular sodas did the diner serve?
\newline
_
_
_
_
\_\_\_\_
____
regular sodas
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An arborist examined trees in an orchard to see if they were infected with a virus. Out of
70
70
70
trees,
90
%
90\%
90%
had the virus. How many trees were infected with the virus?
\newline
_
_
_
_
\_\_\_\_
____
trees
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Dave brought chocolate and vanilla cupcakes to school for his birthday.
50
50
50
students decided to take a cupcake, and
20
%
20\%
20%
of them picked vanilla. How many people picked a vanilla cupcake?
\newline
_____ students
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The lunch choices last Friday were mushroom or pepperoni pizza. The cafeteria made
90
90
90
pizzas in all,
90
%
90\%
90%
of which were mushroom pizzas. How many mushroom pizzas did the cafeteria make?
\newline
_
_
_
_
\_\_\_\_
____
mushroom pizzas
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Bernard had both chocolate cake and coconut cake at his birthday party. There were
40
40
40
people at the party, and
25
%
25\%
25%
of them picked chocolate cake. How many people picked chocolate cake?
\newline
_
_
_
_
\_\_\_\_
____
people
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At the craft store, Lara bought a bag of green and brown marbles. The bag contained
70
70
70
marbles, and
30
%
30\%
30%
of them were green. How many green marbles did Lara receive?
\newline
_
_
_
_
\_\_\_\_
____
green marbles
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Michelle ordered a set of yellow and orange pins. She received
48
48
48
pins, and
50
%
50\%
50%
of them were yellow. How many yellow pins did Michelle receive?
\newline
_
_
_
_
\_\_\_\_
____
pins
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A bookstore carries
54
54
54
magazines.
50
%
50\%
50%
of the magazines are women's magazines. How many women's magazines does the bookstore carry?
\newline
_
_
_
_
\_\_\_\_
____
women's magazines
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A biology class examined some flowers in a local meadow. They saw
60
60
60
flowers, of which
75
%
75\%
75%
were perennials. How many perennial flowers did the students see?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
perennial flowers
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A school had
380
380
380
sweatshirts in stock for students to buy. Two colors, green and purple, and two styles, hood and no hood, were available. Of all the sweatshirts,
210
210
210
had no hood and
180
180
180
were green. Of the sweatshirts that were purple,
70
70
70
had a hood.
\newline
Which statements about the sweatshirts are true?
\newline
Select all that apply.
\newline
A More than half of the sweatshirts had hoods.
\newline
B More than half of the sweatshirts were purple.
\newline
C More than half of the green sweatshirts had hoods.
\newline
D More than half of the sweatshirts without hoods were purple.
\newline
E More than half of the sweatshirts were green and had a hood.
\newline
This is a required question
\newline
Request edit access
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On the first day of soccer practice,
2
5
\frac{2}{5}
5
2
of the players were wearing new shoes. The team has
20
20
20
players.
\newline
How many players were wearing new shoes?
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In
2012
2012
2012
, the world’s largest pumpkin weighed
913
913
913
kilograms. An average-sized pumpkin weighs
5
,
000
5,000
5
,
000
grams.
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In a random sample of Amir's customer feedback,
96
%
96\%
96%
of customers gave Amir positive feedback. At this rate, how many of Amir's
900
900
900
customers gave him positive feedback?
\newline
◻
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The lunch choices last Friday were mushroom or pepperoni pizza. The cafeteria made
45
45
45
pizzas in all,
40
%
40\%
40%
of which were mushroom pizzas. How many mushroom pizzas did the cafeteria make?
\newline
_____ mushroom pizzas
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At Austin's Swimwear,
30
%
30\%
30%
of the
10
10
10
swimsuit styles are bikinis. How many bikini styles are there?
\newline
_____ bikini styles
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At the sewing store, Colleen bought a bag of mixed buttons. The bag included
60
60
60
buttons, of which
30
%
30\%
30%
were large. How many large buttons did Colleen get?
\newline
_
_
_
_
\_\_\_\_
____
large buttons
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In order to select new board members, the French club held an election.
60
%
60\%
60%
of the
20
20
20
members of the club voted. How many members voted?
\newline
_
_
_
\_\_\_
___
members
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Gary's Cafe offers two kinds of espresso: single-shot and double-shot. Yesterday afternoon, the cafe sold
20
20
20
espressos in all,
90
%
90\%
90%
of which were single-shot. How many single-shot espressos did the cafe sell?
\newline
_
_
_
_
\_\_\_\_
____
single-shot espressos
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At Roger's Hats,
20
%
20\%
20%
of the
20
20
20
hats are baseball caps. How many baseball caps are there?
\newline
_
_
_
_
\_\_\_\_
____
caps
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The art club had an election to select a president.
10
%
10\%
10%
of the
40
40
40
members of the club voted in the election. How many members voted?
\newline
_
_
_
\_\_\_
___
members
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At Clayton's Swimwear,
20
%
20\%
20%
of the
40
40
40
swimsuit styles are bikinis. How many bikini styles are there?
\newline
_
_
_
_
_
\_\_\_\_\_
_____
bikini styles
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Carmen has a new beaded necklace.
90
%
90\%
90%
of the
20
20
20
beads on Carmen's necklace are blue. How many blue beads are there on Carmen's necklace?
\newline
_
_
_
_
\_\_\_\_
____
beads
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In order to select new board members, the French club held an election.
80
%
80\%
80%
of the
60
60
60
members of the club voted. How many members voted?
\newline
_
_
_
_
\_\_\_\_
____
members
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The students in Akira's class got to choose between pizza and burgers for the celebration on the last day of school.
40
%
40\%
40%
of the students picked the pizza. If there are
15
15
15
students in all at Akira's class, how many students preferred the pizza?
\newline
_
_
_
_
\_\_\_\_
____
students
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Darius buys a bottle of a chemical solution that contains
70
%
70\%
70%
alcohol. The bottle contains
500
milliliters
500\,\text{milliliters}
500
milliliters
of solution.
\newline
How many milliliters of alcohol are in the solution?
\newline
□
milliliters
\square\,\text{milliliters}
□
milliliters
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There were
6
,
400
6,400
6
,
400
coffee mugs in the man's collection, but only
16
16
16
of them had two handles. What percent of the mugs had two handles?
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405
405
405
crayons
\newline
24
24
24
crayons in a box
\newline
\qquad
boxes of crayons
\qquad
crayons left over
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26
26
26
.
\newline
A gym has
275
275
275
members.
\newline
40
%
40 \%
40%
are bronze members.
\newline
28
%
28 \%
28%
are silver members.
\newline
The rest are gold members.
\newline
Work out the number of gold members.
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Brady recorded the number and color of cars in the parking lot. The shaded model represents the percent of white vehicles counted in the parking lot.
\newline
\begin{tabular}{|l|l|l|l|l|l|l|l|l|l|}
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline & & & & & & & & & \\
\newline
\hline
\newline
\end{tabular}
\newline
If Brady counted a total of
81
81
81
white cars, how many cars did he count in the parking lot?
\newline
A.
180
180
180
\newline
B.
100
100
100
\newline
C.
126
126
126
\newline
D.
36
36
36
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Dalia has
30
30
30
more stickers than Huda at first. Dalia gave
40
%
40\%
40%
of her stickers to Huda. Then, Huda gave
50
%
50\%
50%
of her stickers to Dalia. In the end, Dalia has
48
48
48
more stickers than Huda. How many stickers did Dalia have at first?
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100
%
100 \%
100%
\newline
The two pentagons shown are similar.
\newline
What is the value of
x
x
x
?
\newline
A.
6
c
m
6 \mathrm{~cm}
6
cm
\newline
B.
9
c
m
9 \mathrm{~cm}
9
cm
\newline
C.
12
c
m
12 \mathrm{~cm}
12
cm
\newline
D.
14
c
m
14 \mathrm{~cm}
14
cm
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TCAP Practice-SHOW WORK!
\newline
TCAP Practice-SHOW WORK!
\newline
POSSIBLE POINTS:
\newline
A department store sold
20
%
20 \%
20%
of the dresses they had in stock. After the sale they had
60
60
60
dresses left.
\newline
What was the original number of dresses before the sale?
\newline
A
48
48
48
\newline
B.
72
72
72
\newline
C.
75
75
75
\newline
D.
80
80
80
\newline
A
\newline
B
\newline
C
\newline
D
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On Monday, a fruit vendor bought
80
80
80
pieces of fruit to sell at her market,
35
%
35\%
35%
of which were apples and the rest of which were oranges. On Tuesday, the vendor bought the same number of oranges, but she only bought
73
73
73
pieces of fruit. What percentage of the fruit she bought on Tuesday was apples?
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3207
3207
3207
of the childien in a sporis club pay ternis.
\newline
20
%
20 \%
20%
of the children who play tennits also play rounders.
\newline
play both tennis and rounders.
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All students in Ridgewood Junior High School either got their lunch in the school cafeteria or brought it from home on Tuesday.
25
%
25 \%
25%
of students brought their lunch.
50
50
50
students brought their lunch. How many students in total are in Ridgewood Junior High School?
\newline
Answer:
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There are
160
160
160
students in the seventh grade, and
10
%
10 \%
10%
are in the Environmental Club. How many students are in the Environmental Club?
\newline
Answer:
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There are
240
240
240
students in the seventh grade, and
5
%
5 \%
5%
are in the Environmental Club. How many students are in the Environmental Club?
\newline
Answer:
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In a recent poll conducted by the Avalanche High School student newspaper,
45
%
45\%
45%
of respondents said they have performed community service. If the poll respondents are representative of the
1300
1300
1300
students attending Avalanche High School, how many students have performed community service?
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How many groups of students went in the globe? groups
\newline
(
7
7
7
) Every year musicians from our school and other schools come together to hold the All-District Winter Concert. This year
28
28
28
string players,
23
23
23
woodwind players,
5
5
5
percussionists, and
19
19
19
brass players participated. The concert always includes a special song played by only the best musicians - the top third of all the musicians in the concert.
\newline
How many students participated in this special song? students
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The value of
x
x
x
is decreased by
39
%
39 \%
39%
. Which expression does NOT represent this situation?
\newline
39
x
39 x
39
x
\newline
x
−
0.39
x
x-0.39 x
x
−
0.39
x
\newline
0.61
x
0.61 x
0.61
x
\newline
1
x
−
0.39
x
1 x-0.39 x
1
x
−
0.39
x
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4
4
4
) In a poll,
9
9
9
out of
25
25
25
students in Lydia's science class say they will vote for her for class president. In Lydia's history class,
4
4
4
out of
16
16
16
students say they will vote for her. Which is greater, the percent of students who will vote for Lydia in her science class or in her history class?
\newline
4
4
4
) What percent of the students in Lydia's science class say they will vote for her?
\newline
(
1
1
1
)) Science class:
%
\%
%
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In our solar system,
6
6
6
of the
8
8
8
planets have moons what percent of the planet have moons
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An estimated
3
3
3
out of every
25
25
25
men are left-handed.
\newline
What percent of men are left-handed?
\newline
%
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There was a total of
640
640
640
students at school on Friday. Every student either walked or rode in a bus to the school. If
45
%
45\%
45%
of the total number of students walked to school on Friday, how many students rode in a bus to the school?
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Of the
50
50
50
U.S. states,
4
4
4
have names that start with the letter W . What percent of U.S. states have names that start with the letter W?
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A satisfaction survey is administered to
568
568
568
people. Seventy-one people were unsatisfied with the product. Which statement is true?
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There are
650
650
650
students in the graduating class at East Community College. Of these students,
48
%
48\%
48%
plan to attend graduation and
44
%
44\%
44%
don't plan to attend. The rest have not decided. How many students are not sure they will attend?
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Owen answered a set of math and history Quiz Bowl questions. Owen correctly answered
72
%
72\%
72%
of all the
200
200
200
questions. However, Owen answered
53.3
%
53.3\%
53.3%
of the math questions correctly. If
45
%
45\%
45%
of the questions were in math, what percent of history questions did Owen answer correctly?
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