# Hotmath

Title:
Hotmath
Author:
Hotmath
Chapter: Proportions, Ratios and Percent Section: Proportion Equations

Problem: 1

Solve the variable by writing a proportion. Estimate the answer first, then solve the proportion.

6 pencils at \$7.35.

x pencils at \$9.00

Problem: 3

Solve the variable by writing a proportion. Then solve the proportion.

6 bottles in 3 cases.

z bottles in 8 cases.

Problem: 5

A truck travels for 5 h at an average speed of 85 km/h. How far does the truck travel?

Problem: 7

A hawk flies 120 km in 2 h. At this average speed, how far could the hawk travel in 6 h.

Problem: 9

Find the unit price of the item.

6 oz of crackers for \$1.08

Problem: 11

Find the unit price of the item.

4 yd of upholstery fabric for \$60

Problem: 13

If you pay \$3000 in property tax for a \$90,000 house, about how much would you pay for a \$110,000 house?

Problem: 15

The typical heartbeat rate (or pulse) is 72 beats per minute. If you take your pulse for 20 seconds, how many beats would you expect to feel?

Problem: 17

Convert the given rate using ratios.

30 mi/h = ft/s

Problem: 19

Convert the given rate using ratios.

30 cm/s = m/min