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9/10-8/9
[#permalink]
07 Jun 2017, 00:48
07 Jun 2017, 00:48
Expert Reply
00:00
Question Stats:
92% (00:26) correct
7% (00:24) wrong based on 225 sessions
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Quantity A |
Quantity B |
\(\frac{9}{10}-\frac{8}{9}\) |
\(\frac{8}{9}-\frac{9}{10}\) |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
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Re: 9/10-8/9
[#permalink]
07 Jun 2017, 09:25
07 Jun 2017, 09:25
1
Carcass wrote:
Quantity A |
Quantity B |
\(\frac{9}{10}-\frac{8}{9}\) |
\(\frac{8}{9}-\frac{9}{10}\) |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Let's convert the fractions to decimals and estimate...
We get:
Quantity A: 0.9 - 0.888
Quantity B: 0.888 - 0.9
NOTE: We need not actually calculate anything. Just notice that 0.9 is GREATER THAN 0.888
So, we get:
Quantity A: some POSITIVE number
Quantity B: some NEGATIVE number
Answer:
Show: ::
A
RELATED VIDEO
Re: 9/10-8/9
[#permalink]
04 Jun 2019, 08:33
04 Jun 2019, 08:33
1
GreenlightTestPrep wrote:
Carcass wrote:
Quantity A |
Quantity B |
\(\frac{9}{10}-\frac{8}{9}\) |
\(\frac{8}{9}-\frac{9}{10}\) |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Let's convert the fractions to decimals and estimate...
We get:
Quantity A: 0.9 - 0.888
Quantity B: 0.888 - 0.9
NOTE: We need not actually calculate anything. Just notice that 0.9 is GREATER THAN 0.888
So, we get:
Quantity A: some POSITIVE number
Quantity B: some NEGATIVE number
Answer:
Show: ::
A
RELATED VIDEO
Great explanation
