Proportions and Conversions

Maddy is carrying a 5 liter jug of sports drink that weighs 7.5 kg. She wants to know how many kilograms a 2 liter jug of sports drink would weigh. She assumes the relationship between volume and weight is proportional.

How many kilograms does the 2 liter jug weigh?

(type the number only, no units)

If we cross multiply to solve the proportion, the resulting equation would be:

A car traveled 500 miles on 25 gallons of gas.

The unit rate is _______miles/gal

(enter the number only)

There are 560 calories in 8 ounces of meat, which proportion(s) would allow you to determine how many calories there are in 3 ounces of meat?

How many yards are equal to 252 inches?

• 21

• 12

• 9

• 7

How many kilograms of calcium are there in 173 pounds of calcium? (1 lb = 454 g; 1 kg = 1000 g)

• 10 kg

• 78.5 kg

• 110 kg

• 78500 kg

Which equation would help determine the cost of 3 sandwiches ?

A farmer can prepare a ¹/₂ acre of soil in 3 days. How long will it take him to prepare 2 ¹/₄ acres of soil?

• 63 days

• 13.5 days

• 10.5 days

• 6 days

Rusty is training for a triathlon. He runs 4 miles for every 9 miles he bikes. At the end of his training, he has run a total of 92 miles. How many total miles did he bike?

• 170 miles

• 112.5 miles

• 125 miles

• 207 miles

A train traveled at a constant speed for six hours and traveled a distance of 408 miles. What is the best estimate of the number of miles the train could travel in 2.5 hours?

• 170 miles

• 63 miles

• 125 miles

• 163 miles