15. Will bought 3 college textbooks. One cost $32, one cost $45, and one cost $39. What is the average price of his books? Choose the statement that correctly calculates the average.
A. 3 ×

$32 + $45 + $39
B. ($32 + $45 + $39) ÷ 3
C. $32 ÷ 3 + $45 ÷ 3 + $39
D. $32 + $45 + $39 ÷ 3

The answer is: B. ($32 + $45 + $39) ÷ 3. The average price is: $38.67. [smile]

Expert answered|patmarone|Points 5190|

Expert answered|abhik1100|Points 236|

Expert answered|abhik1100|Points 236|

Expert answered|abhik1100|Points 236|

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Asked 6/5/2012 12:59:55 PM

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What is the value of 4 cubed?
A. 16
B. 43
C. 24
D. 64
**Weegy:** The value of 4 cubed is : D. 64 **User:** According to the Wall Street Journal, 14,200,000 videotape copies of Walt Disney's Fantasia have been sold to date. Write that number in scientific notation.
A. 142 × 1,000,000
B. 1.42 × 107
C. 1.42 × 106
D. 142 × 107 **Weegy:** 1.42 x 10 (to the power of) 7 **User:** 3. Helen had to read 148 pages of her science textbook in the 4 days remaining before an exam. If she reads the same number of pages each day, how many pages will she need to read each day?
A. 36
B. 40
C. 38
D. 37
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A. 2,401
B. 35
C. 78,125
D. 16,807
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Asked 6/5/2012 12:31:44 PM

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In the equation X/35 = 7, what is the value of x?
A. 5
B. 7
C. 245
D. 35
**Weegy:** Yes, the value of x is 245 in the equation x/35=7 **User:** 7. In the equation Q – 12 = 89, what is the value of Q?
A. 77
B. 102
C. 101
D. 78
**Weegy:** The answer is B. 101 **User:**
8. Which of the following is a composite number?
A. 29
B. 13
C. 139
D. 91
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A. $13,560
B. $10,888
C. $6,780
D. $9,848
**Weegy:** 1356 x 2 x 5 = 1356 x 10 = 13560 **User:** What is 39 squared?
A. 78
B. 1,521
C. 1,482
D. 39 **Weegy:** 39 squared = 1521
**User:** What are the prime factors of 625?
A. 5, 5, 5, 5
B. 5, 5, 25
C. 25, 25
D. 1, 5, 5, 5, 5
**Weegy:** A. 5, 5, 5, 5 **User:** 12. Using the order of operations rule, solve the following: 12 ÷ 2 + 4 – 2 × 3 = ?
A. 24
B. 36
C. 0
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Asked 6/5/2012 12:44:45 PM

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