Ratios Proportions Word Problems

If you can buy four bunches of purple grapes for $10, then how many can you buy with $25?

Solve the proportion.

• 1.6 bunches

• 10 bunches

• 62.5 bunches

• 12 bunches

We can tell if ratios are proportional by...

• top times top, bottom times bottom

• flipping the second and multiplying

• Cross Multiplying (Butterfly!!!)

You can buy 1 can of juice for $2.00 or 4 cans of juice for $6.00. Are these

ratios equal?

• Yup.

• No.

20 Fuji apples cost $12. How many Fuji apples can you buy for $3?

• 8

• 7

• 5

• 1

I had 35 assignments for the week. The ratio of English assignments to the rest of the assignment was 2:3. How many assignments were NOT English?

For every 15 students 5 were Slytherins. There were 75 students. How many were NOT Slytherins?

• 15 were Slytherins

• 15 were Hufflepuff's

• 25 were NOT Slytherins

• 50 were NOT Slytherins

While preparing for a triathlon, Janecia swims 8 minutes for every 20 minutes she bikes.  If she swims 72 minutes, how long does she bike for?

• 180 minutes

• 144 minutes

• 92 minutes

• 80 minutes

A rectangle is 13 in tall and 5 in wide. If it is enlarged to a height of 117 in, then how wide will it be?

• 120

• 90

• 45

A special "Summer Fun" bag of Skittles contains only Red and Yellow Skittles. The ratio of red to yellow Skittles is 6:5. If a large bag of "Summer Fun" Skittles contains 220 Skittles, how many yellow Skittles would you expect to find in the large bag?

The ratio of boys to girls in a school is 11:10. If there are 525 students in the school, how many are boys?