Rates
Polly climbs 20 steps in 15 seconds. How many seconds (or part of a second) does it take her per step?
.75 or 3/4 second per step
The ratio of students who like milk chocolate to dark chocolate is 18 to 6. Write this ratio in lowest terms.
3 to 1
Solve for p:
6/4=2/p
p= 4/3 or 1. 3
What is 29 percent of 80?
23.2
-48/6
-8
Create a unit rate: I bought 8 pounds of Sour Patch Kids for $15! What is the price per pound? Round to the nearest cent.
$1.88
My dice box has 24 white dice, 21 green dice, 15 red dice and the rest are yellow. There are 72 dice in all. What is the ratio of white to yellow in lowest terms.
12 to 5
18 ozs. of iced tea costs $4. How much will 30 ozs. cost?
$6.67
76 is 110% of what number?
69.09
2/3 -: 4/15
2 1/2
Ben tutored from 3:30 until 7:15 and made $180. How much did he make per hour?
$48
A recipe for fruit punch uses a ratio of 2 cups of orange juice to 5 cups of lemon-lime soda. If you use 15 cups of lemon-lime soda, how many cups of orange juice do you need?
6 cups OJ
A Barbie dreamhouse is built in proportions of 2 to 7 to a real home. If the Barbie dreamhouse mailbox is 8 inches high, what is the height of the real mailbox?
28 inches
A shoe salesperson makes 12% commission on the shoes they sell. If they sold $420 of shoes, how much commission did they make?
$50.40
-5 4/7 -:-13/14
6