Ratio and Proportion Word Problems

The ratio of boys to girls is 3 to 2. If there are 12 boys, how many girls are there?

• 18 girls

• 3 girls

• 2 girls

• 8 girls

It takes one Super Giant Pizza to feed 3 people. If you invite 36 people, how many

pizzas will you need?

• 36 pizzas

• 12 pizzas

• 108 pizzas

• 3 pizzas

Tags

CCSS.3.OA.A.3

At a recent party, it cost $9.50 for refreshments for 10 guests. At this rate, how

much would it cost to have refreshments for 80 guests?

• $76.00

• $7.60

• $19.00

• $1.19

Tags

CCSS.6.RP.A.3B

Mary has saved $17.50 in the past 3 weeks. At this rate, how much will she save in 15

weeks?

• $3.50

• $17.50

• $262.50

• $87.50

Tags

CCSS.6.RP.A.3B

Mr. Johnson was paid $190 for a job that required 40 hours of work. At this rate, how much should he be paid for a job requiring 60 hours of work?

• 1.5 hours

• $126.67

• $285.00

• $190.00

Tags

CCSS.6.RP.A.3B

The park ranger stocks the children’s fishing pond keeping a ratio of 4 sunfish to 3

perch. If he puts 300 sunfish into the pond, how many perch should be put into the

pond?

• 75 perch

• 100 perch

• 225 perch

• 400 perch

If two pounds of meat will serve 5 people, how many pounds will be needed to serve 13

people?

• 5.2 lbs

• 5 lbs

• 32.5 lbs

• 4.5 lbs

Tags

CCSS.6.RP.A.3B

Jack was planting a tree. He was to dig a hole that was 3 feet deep for every 5 feet of tree height. How deep should he dig the hole for a tree that is 17 feet high?

• 5 feet

• 57.8 feet

• 3.4 feet

• 10.2 feet

Tags

CCSS.6.RP.A.3B

A certain shade of green paint is made from 5 parts yellow mixed with three parts blue. If 2 cans of yellow are used, how many cans of blue should be used?

• 3.33 cans

• 1.2 cans

• 2.5 cans

• 7.5 cans

If a 4-pound roast takes 150 minutes to cook, how long should a five-pound roast

take?

• 120 hours

• 30 hours

• 187.5 hours

• 1.25 hours

Tags

CCSS.6.RP.A.3B