Proportions from Ratios

What does f equal to make these two fractions a proportion?

Scott had to run for 18 minutes, ride his bike for 20 minutes, and lifted weights for 15 minutes. What is the ratio of the time he rode his bike to the total amount of time he exercised?

• 18:20

• 20:33

• 53:20

• 20:53

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write a ratio for 6 cups to 4 pints

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the cost of 1 gallon of gas if you pay $31.20 for 15 gallons of gas? Hint: What is the unit rate?

• $1.95

• $0.15

• $2.08

• $10.00

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write this as a ratio:
17 out of 21 people believe in Santa Claus

• 21:17

• 17:38

• 17:21

• 17 people will get Christmas presents

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write this as a ratio:
12 out of 16 kids like french fries.

• 12:16

• 7 kids like ketchup also

• 1:2

• 3:4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

True or False
A ratio is a comparison of numbers that can be written with words, a colon (:) or as a fraction.

• True

• False

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Julian collected $32 from a school bake sale. The amount was 8% of the total collected by the class. How much money was collected by the class in all?

• $40

• $410

• $400

• $67

Tags

CCSS.6.RP.A.3C

Choose which answer shows a unit rate. 

• 5 students to 2 teachers

• 18 candies per box

• 14 pens to 7 pencils

• 22 students: 2 buses 

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

One music site sells 15 song downloads for $6.75. Another site is selling 12 downloads for $5.76.  Which is the better deal?

• 12 is best because songs are $1

• 15 songs is better because each song is 30 cents

• 12 is best because each song is 50 cents

• 15 songs is better because each song is 45 cents

Tags

CCSS.6.RP.A.3B