In this worksheet, we will practice estimating a percentage of a whole and estimating percentages in real-life situations.

**Q3: **

Estimate the following: of 52.

**Q5: **

Olivia invested $6,600 in an account with a yearly interest rate of 5%. In how many years will she have $8,910?

**Q8: **

Select the best estimate of the following calculation: of 499.

- A7
- B6
- C49
- D4
- E9

**Q9: **

Last year, 301 students attended a summer camp and of them returned this year. Which of the following is closest to the number of students who attended the camp in both years?

- A6
- B23
- C9
- D3
- E21

**Q10: **

In an NFL season, the Giants won out of 30 matches. About how many games did they win?

- A17 games
- B7 games
- C25 games
- D12 games
- E9 games

**Q11: **

Benjamin took a cab to work yesterday. If he left a tip of on the $19.64 fare, determine about how much the tip was.

- A$7.00
- B$15.00
- C$45.00
- D$5.00

**Q12: **

By dividing by 4 and multiplying by 3, calculate of 600 mentally.

**Q13: **

David is buying a home theater system for $6,175.79. If the sound bar constitutes of the total price, determine which of the following is the best estimate of the cost of the sound bar.

- A$1,200
- B$4,340
- C$4,800
- D$1,860
- E$1,240

**Q14: **

Which of the below represents of 58?

- A
- B
- C
- D

**Q15: **

If Amir invests $4βββ500 in an account that yields a simple interest of a , determine how much money the account will have after 4 years.

**Q16: **

Estimate of 38.

- A24
- B14
- C28
- D19
- E15

**Q17: **

Determine the interest earned on an account, given that an amount of $2,200 is deposited for 8 years and that the interest rate is per year.

**Q18: **

Estimate of 401.

- A37
- B30
- C12
- D3
- E7

**Q19: **

If a person spends about of their time sleeping, determine which of the following represents an estimate of how much time that person will spend sleeping in 57 years.

- A 30 years
- B 12 years
- C 6 years
- D 18 years
- E 37 years

**Q20: **

The following table represents a bankβs different loan packages. Determine, to the nearest cent, the simple interest earned on $3,700 for 12 months.

Time | 6 months | 9 months | 12 months | 18 months |
---|---|---|---|---|

Rate |

**Q21: **

Daniel wants to buy a pair of pants for $22. The clothing shop, in which the pair of pants are shown, has a sale of . Daniel estimates that he will save of $20 or an amount of $10. Will the amount he saves for the pants be more or less than $10?

- Amore
- Bless

**Q22: **

Mr. Liam put his life savings of $490,000 in a savings account. If he earns $47,040 in simple interest every year, determine the interest rate on his account.