Rate and Ratio

Write the ratio as a fraction in simplest form.
15 girls to 6 boys   

• 5 to 2

• 5/3

• 3 to 5

• 5/2

A class survey showed that 8 out of 25 students plan to travel over Thanksgiving break. How many students out of the 400 students in the entire school would you expect to be traveling over the break?

• 32 students

• 128 students

• 320 students

• 96 students

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7

• 7 to 5

• 5 to 12

• 7 to 12

Simplify the ratio of 35 : 14

• 5 : 2

• 2 : 5

• 3 : 1

• 35: 14

What is the cost per hour for a canoe rental?

• $12 per hour

• $14 per hour

• $18 per hour

• $26 per hour

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

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

What is a Ratio?

• It's a comparison of two things

• Multiplying two fractions 

• A number over another number

• Two decimals that can be multiplied

What are the three ways to write a ratio?

• 2;3 , 2 to 3 , 2\3

• 2:3 , 2 to 3 , 2/3

• 2:3 , 2 too 3 , 2/3

The ratio of elves to reindeer is 10: 3. Choose ALL of the equivalent ratios

• 100: 30

• 20: 6

• 40: 7

• 70: 21