Proportions Answers

Michelle is having a poster printed from a picture that is 4 inches wide by 6 inches tall. The enlarged poster is 20 inches wide and 30 inches tall. Which proportion can be used to represent the picture sizes?

There are 3 feet in 1 yard. This is equivalent to 12 feet in 4 yards. Which proportion can be used to represent this?

What is the value of n in the proportion below?

One box of crackers costs $1.75. The crackers are advertised as “3 boxes for $5.25.” Which proportion can be used to represent the cost of the crackers?

Mrs. Sing bought a pound of green beans for $1.80. How much will Mrs. Tennison pay for pounds of green beans?

To control an infection, a doctor recommends that a patient who weighs 92 pounds be given 320 milligrams of antibiotic. If the antibiotic is given proportionally according to the patient's weight, how much antibiotic should be given to a patient who weighs 138 pounds?

If there are 90 calories in cup of yogurt, how many calories are in 3 cups of yogurt?

Jamal works as an electrician’s apprentice. He rewired 4 electrical outlets in hours. If he works at the same pace for 7.5 hours, how many outlets will he rewire?

A photographer has a print that is 3.5 inches wide and 2.5 inches tall. If the photographer enlarges the print so that it is 7 inches wide, how tall will it be?

Terrence was filling the new fish aquariums where he works. He was able to fill aquariums in hours. At this rate, how long will it take him to fill 4 aquariums?