Unit 1
Aisha swam 186 feet in 3 minutes. What was her unit rate in feet per minute?
62 feet per minute
Which of the following expressions have a positive sum or difference? Circle all that apply.
A. 6 + (−7)
B. −6 + (−7)
C. −6 − (−7)
D. −6 + 7
E. −6 − 7
F. 6 − (−7)
C, D, F
Shaun dove 48 feet in 4 minutes in the ocean. What integer represents his change in depth for each minute?
−12 feet per minute
What is equivalent to 0.45? SELECT ALL THAT APPLY!
a. 27/60
b. 45/100
c. 0.45%
d. 45%
e. 4.5%
f. 9/20
g. 450%
A, B, D, F
What percent and fraction is equivalent to 1.5?
150% and 150/100 or 15/10 or 3/2
Which fraction is equivalent to 3/5 over 9/10?
2/3
Chance recorded the high temperature on a day at 28º F. The low temperature for the same day was −4º F. What was the difference between the high and the low temperature?
32º F
What is the value of the expression below?
3(−2 + 5) − 14
-5
What is 7% of 135?
94.5
Four is 20% of what number?
20
What is the rate $150/25 books written as a unit rate?
$6 per book
What is the value of the expression below? − 2/7 + (-2/3)?
-20/21
What is the value of 406.56 divided by 6?
67.76
What is the percent increase from 64 to 72?
12.5%
Last year, 170 students went on the 8th grade field trip This year, 30% more students went. How many students went on the field trip this year?
Ava walked 5 miles in 1 1/2 hours. How fast did she walk in miles per hour?
3 1/3 miles per hour
Naomi liked to measure the snowpack at her house. On Tuesday, the snowpack was 6 inches deep. On Wednesday, 2 1/2 inches had melted. How much snowpack was left?
3 1/2 inches
Makenna had a stack of paper that was 7/10 inch tall. She used 1/5 of a stack to make a flip-book. How much paper did she use?
1/2 inch
What percent of 20 is 65?
325%
Natasha estimated that the K Pop Demon Hunters club would make $300. The club actually made $120. What was the percent error of Natasha's estimate?
150%
Noah's school portrait measured 10 inches by 15 inches. Using the same scale, he decided to sketch a smaller version of his portrait. His sketch measured 4 inches on the shortest side. What is the perimeter of the his sketch?
20 inches
Elune had $156 in his bank account. She wrote a check for $170.50. What will her account balance be when the check is cashed?
$-14.50
Aiden had 7 1/2 pounds of oranges he wanted to divide evenly between his three friends. How many pounds of oranges will each friend receive?
2 1/2 pounds
Xander goes out to dinner. His total bill including the tax and tip was $56.00. The tip was $7.00. What percent tip did Xander leave on bill?
12.5%
An item had an original price of $50.00. It had a percent markup of 20%. The item then went on final sale for 75% off. What was the percent of discount from the original price to the final sale price?
80% discount