Making Predictions Using Proportions

How many times should he expect it to not land on yellow?

• 7 times

• 6 times

• 28 times

• 27 times

What is the best prediction for the number of times it will land on red?

• 5 times

• 3 times

• 6 times

• 20 times

The spinner is spun 30 times.

What is the best prediction for the number of spins that will not land on 3?

• 24 times

• 25 times

• 5 times

• 6 times

What is the best prediction for the number of spins that will land on 1 or 2?

• 40 times

• 20 times

• 35 times

• 45 times

Papa Johns wants to determine how often it delivers to three different areas of Twinsburg. The table shows the areas from a random sample of 80 deliveries. Based on this data, if the driver makes 200 deliveries, how many will be to the southern area of Twinsburg?

• 55

• 35

• 80

• 110

Tags

CCSS.7.RP.A.3

About 13 out of 20 homes have a personal computer. On a street with 60 homes, how many would you expect to have a personal computer?

• 39 Computers

• 4.3 Homes

• 39 Homes

• 4.3 Computers

Tags

CCSS.7.RP.A.3

A recent survey of 70 people found that 30 jog on a regular basis. If there are 3,150 people in the community, what is a reasonable prediction for the number of people who would jog regularly?

• 1,050

• 1,350

• 1,575

Tags

CCSS.6.RP.A.3B

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

Tags

CCSS.7.RP.A.3

Papa Johns wants to determine how often it delivers to three different areas of Twinsburg. The table shows the areas from a random sample of 80 deliveries. Based on this data, if the driver makes 200 deliveries, how many will be to the southern area of Twinsburg?

• 55

• 35

• 80

• 110

Tags

CCSS.7.RP.A.3

Jill rolls a number cube 30 times.

How many times should she expect it to land on a 4?

• 5 times

• 4 times

• 6 times

• 8 times