Fractions and Ratios

Tommy has a bag of LEGOS. There are 6 yellow, 3 red, and 8 blue LEGOS. What is the ratio in simplest form of red legos to all LEGOS?

• 3/17

• 17/3

• 3/8

• 3/6

20 pencils

24 pencils

96 pencils

48 pencils

• 20 pencils

• 24 pencils

• 96 pencils

• 48 pencils

Use cross multiplication or 'W' method to determine if these ratios are equivalent:

2/3 = 10/15

• no

• yes

• 28

• 44

• 56

• 88

What is a Ratio?

• Is a comparison of two quantities 

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one 

• Two decimals that can be multiplied

If the ratio of cats to dogs is 3:4, how many cats are there if there are 20 dogs?

• 15 cats

• 25 cats

• 30 cats

• 10 cats

If the rangers won 100 games and lost 60, what is the simplified ratio of wins to losses?

• 10 to 6

• 5 to 3

• 6 to 10

• 3 to 5

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2:5

• 5:3

• 3:5

• 5:2

Write the ratio in simplest form.

24 players : 3 teams

• 8:3

• 8 to 1

• 8 for 1

• 8/3

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35

• 60

• 18

• 50