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A book costs $1 plus half its price. How much does it cost? A. $1.5 B
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21 Dec 2021, 06:09
21 Dec 2021, 06:09
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A book costs $1 plus half its price. How much does it cost?
A. $1.5
B. $2
C. $2.5
D. $3
E. $4
Show Answer
A. $1.5
B. $2
C. $2.5
D. $3
E. $4
Show Answer
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Re: A book costs $1 plus half its price. How much does it cost? A. $1.5 B
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21 Dec 2021, 06:18
21 Dec 2021, 06:18
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Carcass wrote:
A book costs $1 plus half its price. How much does it cost?
A. $1.5
B. $2
C. $2.5
D. $3
E. $4
Show Answer
A. $1.5
B. $2
C. $2.5
D. $3
E. $4
Show Answer
Let x = of the cost of the book
A book costs $1 plus half its price.
We can write: x = 0.5x + 1
Subtract 0.5x from both sides of the equation: 0.5x = 1
Divide both sides by 0.5 to get: x = 2
Answer: B
gmatclubot
Re: A book costs $1 plus half its price. How much does it cost? A. $1.5 B [#permalink]
21 Dec 2021, 06:18
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