Ratio Unit Review

Solving ratio problems: A recipe calls for 2 cups of flour and 3 cups of sugar. If you want to make half the recipe, how much flour do you need?

• 2 cups

• 1 cup

• 5 cups

• 3 cups

Solving ratio problems: The ratio of the length to the width of a rectangle is 5:3. If the width is 6 inches, what is the length?

• 10 inches

• 4 inches

• 15 inches

• 8 inches

Solving ratio problems: If the ratio of boys to girls in a class is 3:5 and there are 24 students in the class, how many boys are there?

• 9

• 12

• 20

• 15

If the ratio of boys to girls in a class is 3:4, how many boys are there if there are 20 girls?

• 15

• 25

• 10

• 30

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

What is a Ratio?

• a comparison of two quantities

• it is when the only factor that the numerator and denominator share is one

• a rate when the denominator is one

• two random numbers

A gear rotates 8 times every 15 seconds. Based on this information, click on all that statements that are true.

• 4

• 6

• 8

• 10

Which statement is true about the table ?

• The ratio of flutes to saxophones is 13 to 27 

• The ratio of trumpets to all instruments is 9:59

• The number of trumpets to flutes is 27:9

• The number of Drums to total instruments is 10/49

A unit rate is a ratio in which the second quantity is 1.

• True

• False