Question 1

For a science experiment, Annie removes a cold liquid from a refrigerator and measures its temperature every $\frac{1}{2}$ minute. Annie finds that the temperature increases by $1\frac{3}{4}$ degrees Fahrenheit $(^\circ	ext F)$ between each measurement for three minutes. What is the rate per minute of the temperature increase?

Accepted Answer

$3\frac{1}{2}^\circ	ext F$ per minute

Answer

$\frac{7}{8}^\circ	ext F$ per minute

Answer

$1\frac{1}{4}^\circ	ext F$ per minute

Answer

$2\frac{1}{4}^\circ	ext F$ per minute

Question 2

A turtle traveled $\frac{1}{10}$ mile in $\frac{1}{2}$hour. What was the turtle's rate in miles per hour?

Accepted Answer

$\frac{1}{5}$

Answer

$\frac{1}{6}$

Answer

$\frac{1}{12}$

Answer

$\frac{1}{20}$

Question 3

One pound of pasta noodles can be made using the ingredients shown in the recipe below.
A chef uses $166\frac{1}{4}$cups of flour each week to make noodles. How many pounds of noodles does the chef make each week?

Accepted Answer

$47\frac{1}{2}$

Answer

$55\frac{1}{2}$

Answer

$53\frac{1}{4}$

Answer

$28\frac{1}{2}$

Question 4

Mr. Lockhart is digging a trench to put in the new school sprinkler system. Every $\frac{1}{4}$  hour, the length of his trench increases by $\frac{2}{3}$ foot. By how much does the length, in feet, of Mr. Lockhart's trench increase each hour?

Accepted Answer

$\frac{8}{3}$

Answer

$\frac{11}{12}$

Answer

$\frac{1}{6}$

Answer

$\frac{3}{7}$

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