[7.PR.3] Solve problems

A florist is arranging flowers in vases. There are 4 red flowers and 5 white flowers in every vase. The florist wants to make one large arrangement with 32 red flowers. The large arrangement will use the same proportion of flowers. How many total flowers will be in the large arrangement?

• 72

• 40

• 64

• 48

A florist is arranging flowers in vases. There are 4 red flowers and 5 white flowers in every vase. The florist wants to make one large arrangement with 32 red flowers. The large arrangement will use the same proportion of flowers. How many white flowers will be in the large arrangement?

• 72

• 40

• 64

• 48

Tags

CCSS.7.RP.A.3

A florist is arranging flowers in vases. There are 25 red flowers and 5 white flowers in every vase. The florist wants to make one large arrangement with 35 red flowers. The large arrangement will use the same proportion of flowers. How many white flowers will be in the large arrangement?

• 7

• 42

• 40

• 8

A florist is arranging flowers in vases. There are 25 red flowers and 5 white flowers in every vase. The florist wants to make one large arrangement with 35 red flowers. The large arrangement will use the same proportion of flowers. How many total flowers will be in the large arrangement?

• 7

• 42

• 40

• 8

A florist is arranging flowers in vases. There are 5 red flowers and 18 white flowers in every vase. The florist wants to make one large arrangement with 72 white flowers. The large arrangement will use the same proportion of flowers. How many total flowers will be in the large arrangement?

• 70

• 92

• 20

• 86

Tags

CCSS.7.RP.A.3

A florist is arranging flowers in vases. There are 5 red flowers and 18 white flowers in every vase. The florist wants to make one large arrangement with 72 white flowers. The large arrangement will use the same proportion of flowers. How many red flowers will be in the large arrangement?

• 70

• 92

• 20

• 86

Debbie has $460 in a savings account that earns 8% simple interest annually. How much interest will she earn in 5 years?

use reference sheet for simple interest formula

• $36.80

• $644.00

• $18.40

• $184.00

Answer explanation

I=PRT

make sure to move decimal two places

make sure time is in years

principle is what was put in savings account

interest is what is made off of that

Tags

CCSS.7.RP.A.3

Debbie has $460 in a savings account that earns 8% simple interest annually. How much interest will she earn in 10 years?

use reference sheet for simple interest formula

• $45.00

• $36.80

• $368.00

• $425.00

Answer explanation

I=PRT

make sure to move decimal two places

make sure time is in years

principle is what was put in savings account

interest is what is made off of that

Tags

CCSS.7.RP.A.3

Debbie made $460 in interest off of a savings account that earns 8% simple interest annually. If she made this in 12 years, how much was the principle?

use reference sheet for simple interest formula

• $435.10

• $369.10

• $468.28

• $479.17

Answer explanation

I=PRT

make sure to move decimal two places

make sure time is in years

principle is what was put in savings account

interest is what is made off of that

Tags

CCSS.7.RP.A.3

Debbie made $460 in interest off of a savings account that earns 8% simple interest annually. If she made this in 12 years, how much was the principle?

use reference sheet for simple interest formula

• $435.10

• $369.10

• $468.28

• $479.17

Answer explanation

I=PRT

make sure to move decimal two places

make sure time is in years

principle is what was put in savings account

interest is what is made off of that

Tags

CCSS.7.RP.A.3