New Ratio, Rate, and Proportion

Question 1

Is 12/28 = 6/14 a true proportion?

Accepted Answer

Yes

Question 2

In a group of 20 students, there are 7 boys. What is the ratio of girls to boys?

Accepted Answer

13:7

Question 3

Daryl did the stats for his school's football team. What is the ratio of wins to losses?

Accepted Answer

7/4

Question 4

Which is the better buy?

Accepted Answer

3 oranges for $2.40

Question 5

Coach's Cache has the lowest price per basketball. What is the unit price?

Accepted Answer

$ 1.85 / basketball

Question 6

What is the unit price from Tire King if customers can buy 4 new tires for $319.96? (Round!)

Accepted Answer

$About $80/tire

Question 7

Mrs. Nichols thinks that...

Accepted Answer

All of the above! ! (I hope you read all of the solutions!)

Question 8

What is the ratio of cleats to running shoes? (Find an equivalent ratio)

Accepted Answer

4:3

Question 9

Amanda ran 4 miles in 32 min. Which proportion shows how many miles she can run in 48 min?

Accepted Answer

4 mi/32 mins = x mi/48 mins

Question 10

Mario drove 420 miles in 6 hours. What was the average speed?

Accepted Answer

70 mph

Question 11

Tom's baseball team won 5 out of every 12 games. If the team played 36 games, how many wins?

Accepted Answer

15

Question 12

On a map, 5 cm is = 140 km. How far apart are two towns which are 18 cm apart on the map?

Accepted Answer

504 km

Question 13

The ratio of apples to oranges is 2:7. If there are 21 oranges, how many apples are there?

Accepted Answer

6 apples

Question 14

What is the distance formula?

Accepted Answer

d = rt

Question 15

Jack rode his bike 30 miles in 5 hrs. At the same rate, how far would he go in the next hour?

Accepted Answer

6 miles

Questions 15