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What is the percent of change from $15$ to $18$ ? $\newline$ Choices: $\newline$ (A) $3\%$ decrease $\newline$ (B) $20\%$ decrease $\newline$ (C) $20\%$ increase $\newline$ (D) $3\%$ increase

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Percent of change

Full solution

Q. What is the percent of change from

15

to

18

?

\newline

Choices:

\newline

(A)

3\%

decrease

\newline

(B)

20\%

decrease

\newline

(C)

20\%

increase

\newline

(D)

3\%

increase

Calculate Difference: Step $1$ : Calculate the difference between the final and initial values. $\newline$ Initial value: $15$ $\newline$ Final value: $18$ $\newline$ Difference = Final value - Initial value = $18 - 15 = 3$
Calculate Percent of Change: Step $2$ : Calculate the percent of change. $\newline$ Original amount: $15$ $\newline$ Amount of change: $3$ $\newline$ Percent of change = $\frac{\text{Amount of change}}{\text{Original amount}}$ $\times 100\%$ = $\frac{3}{15}$ $\times 100\%$ = $20\%$

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