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Sum of fractions 1/2, 1/3, 1/5 and 1/6
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Updated on: 15 Sep 2021, 09:36
Updated on: 15 Sep 2021, 09:36
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Question Stats:
56% (01:24) correct
44% (01:39) wrong based on 25 sessions
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If \(\frac{1}{2} + \frac{1}{3} + \frac{1}{5} + \frac{1}{6} = \frac{a}{(2)(3)(5)(6)}\), which of the following options are factors of \(a\)?
(A) 2
(B) 3
(C) 4
(D) 5
(E) 6
(A) 2
(B) 3
(C) 4
(D) 5
(E) 6
ShowHide Answer
Official Answer
A,B,C,E
Re: Sum of fractions 1/2, 1/3, 1/5 and 1/6
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14 Sep 2021, 05:05
14 Sep 2021, 05:05
1
Assuming a is an integer, 6 is the only redundant in the denominator, so factors of 6, 2 and 3 are the factors of a.
Alternate solution, multiply both sides by 2.3.5.6 and 2.3 will be the factor.
Alternate solution, multiply both sides by 2.3.5.6 and 2.3 will be the factor.
Re: Sum of fractions 1/2, 1/3, 1/5 and 1/6
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14 Sep 2021, 08:07
14 Sep 2021, 08:07
2
value of a is 216 .
So, ans must be A,B,C,E
So, ans must be A,B,C,E
