5 Questions

Mathematical operations with decimals and percents.

Questions and Answers

- 1.45.17 + 327.19 =
- A.
37.92

- B.
372.96

- C.
778.9

- 2.58.49 x 22.118 =
- A.
1293.68182

- B.
12936.8182

- C.
129.37

- 3.457.89 - 32.74 =
- A.
13.15

- B.
425.15

- C.
490.63

- 4.210.45 / .05 =
- A.
42.90

- B.
420.9

- C.
4209

- 5.How could you find 15% of $72.00
- A.
Convert 15% to the decimal .15 and multiply $7.20 times .15.

- B.
10% of $72.00 is $7.20 plus 5% of $72.00 is half of 10%, so $7.20 plus $3.60 equals $10.80.

- C.
Find 1% of $72.00 which is .72 and multiply by 15.

- D.
A

- E.
A and B

- F.
All of the above.