Proportions Answers

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?

Last year there were 221 students and 13 teachers at Hillard School. This year there are 272 students. The principal wants to keep the same student-to-teacher ratio as last year. Which proportion can the principal use to find x, the number of teachers needed this year?

When creating vases for the craft fair, Thomas used the proportion 3 pounds of clay is to 8 vases as 9 pounds of clay is to 24 vases. Which proportion can be used to represent the situation?

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?

What is the value of x in the proportion below?

What is the value of n in the proportion below?

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

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?