Percent Change In Unit Rate (Word Problems) Problems

<p>Last month, Miriam bought `15` oranges for `$3`. This month she bought `12` oranges for `$3`. </p><p>Was there a percent increase or decrease in the price of an orange this month? </p><p>What is the percent change in the unit price of an orange? </p>

<p>Last week at the grocery store Maya bought `3` pounds of chicken for `$9.00`. This week at the grocery store she purchased `2` pounds of chicken for `$7.50`.</p><p> What was the percent change in the price per pound of the chicken?</p>

<p>A pharmacy was originally selling `4` bottles of shampoo for `$34`. They have changed their pricing, so now they sell `3` bottles of shampoo for `$30`. </p><p>Was there a percent increase or decrease in the price of a bottle of shampoo? </p><p>What is the percent change in the unit price of a bottle of shampoo?</br><highlight data-color="#666" data-style="italic">Round to the nearest tenth of a percent.</highlight></p>

Last week, Miriam bought 5 pounds of pork for $22.50. This week, she bought 2.75 pounds of pork. However, Miriam found that the cost per pound of pork increased by 4% between last week and this week. How much did Miriam pay for the 2.75 pounds of pork this week? Round to the nearest cent.

<p>A flower shop sold `8` tulips for `$20` last week. This week, it sold `10` tulips for `$15`. </p><p>Was there a percent increase or decrease in the price per tulip this week? </p><p>What is the percent change in the unit price of a tulip?</p>