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3.Write a decimal to represent 56%.
A. 0.56
B. 0.31
C. 0.34
D. 0.65

6.2% of what number is 5?
A. 210
B. 156
C. 250
D. 280

8.If Karen sells $2,300 worth of goods and receives an 11% commission with a base pay of $150, how much would her paycheck be?
A. $403.00
B. $523.40
C. $378.98
D. $345.00

9.42 is 120% of what number?
A. 31
B. 35
C. 12
D. 15

10.If a dryer is on sale for $250 after a 20% reduction, what was the original price?
A. $410.25
B.$213.40
C. $312.50
D. $560.50

2007-12-31 07:23:10 · 4 answers · asked by Anonymous in Science & Mathematics Mathematics

4 answers

(#3)
To convert a percent to decimals, use this formula
percent/100 = answer
56/100 = 0.56 [Answer: A]

(#6) Convert 2% into decimals = 2/100 = 0.02
Some number * 0.02 = 5
Some number = 5/0.02
Some number = 250 [Answer: C]

(#8) Convert 11% into decimals = 11/100 = 0.11
11% of 2300 is 2300*0.11= 253 + base pay of 150 = 403
[Answer: A]

(#9) Convert 120% into decimals = 120/100 = 1.20
some number *1.20= 42
some number = 42/1.20 = 35
[Answer: B]

(#10)
Original price * 0.20 = Deduction for sale
Original price - deduction for sale = 250
Original price - [Original price * 0.20]= 250
0.80 * original price = 250
original price = 250/0.80 = 312.50
[Answer: C]

2007-12-31 07:25:56 · answer #1 · answered by ¿ /\/ 馬 ? 7 · 0 0

Please help math??
3.Write a decimal to represent 56%.
A. 0.56

6. 2% of what number is 5?

C. 250




8.If Karen sells $2,300 worth of goods and receives an 11% commission with a base pay of $150, how much would her paycheck be?
A. $403.00


9. 42 is 120% of what number?
B. 35


10. If a dryer is on sale for $250 after a 20% reduction, what was the original price?

C. $312.50

2007-12-31 07:33:34 · answer #2 · answered by Anonymous · 0 1

This is easy!

3. A
6. C
8. A
9. B
10. C

Hope it helps!

2007-12-31 07:29:07 · answer #3 · answered by albert.dieu 2 · 0 1

Hi there,

3. A) 0.56

6. C) 250

8. A) $403

9. B) 35

10. C) $312.50

2007-12-31 07:27:07 · answer #4 · answered by scherz0 3 · 0 1

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