Rates, Ratios, Measurement

What is a Ratio?

• Is a comparison of two quantities 

• To multiply two fractions 

• A number over another number

• Two decimals that can be multiplied

Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins.  

• yes, equivalent

• no, not equivalent

Ten soccer players were going to a soccer tournament with their three coaches. What is the ratio of coaches to players? 

• 10 : 3

• 10:13

• 3 : 10

• 3:13

Are these ratios equivalent?

2:3 and 8:12

• Yes

• No

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?

• 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

At a bus station, busses depart at a rate of 3 every 10 minutes. At this rate, how many busses would depart in one hour?

• 3 busses

• 10 busses

• 13 busses

• 18 busses

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

• True

• False

At a bus station, busses depart at a rate of 3 every 10 minutes. At this rate, how many busses would depart in one hour?

• 3 busses

• 10 busses

• 13 busses

• 18 busses

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