mollyann
Compare the fractions
4 1
-- ( ) ---
7 6
A. 4 1
--- > ---
7 6
B. 4 1
--- = ---
7 6
C. 4 1
--- < ---
7 6
D. cannot be compared
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completeidiot
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are you familiar with cross multiplication?
ksaimouli
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4
a
mollyann
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nope
completeidiot
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cross multiplication is basically multiplying 4*6 and 1*7
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tumblrfanatic
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Answer A.
Explanation :
Find a common denominator first, so I used 42. Multiply 4/7 by 6/6 ,
and multiply 1/6 by 7/7 . That gets you a common denominator of 42.
You'd get 24/42 and 7/42
24/42 > 7/42
:]
mollyann
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so the answer is A >
tumblrfanatic
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yes
mollyann
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thank u