Answers

2015-12-12T15:29:32+05:30
N + D = 7
D = 7-N

4N + 8 = 5D
4N + 8 = 5(7-N)
4N + 8 =  35 - 5N
4N + 5N = 35 - 8
9N = 27 
N = 27 / 9 = 3

N = 3
D = 7 - 3 = 4
THEREFORE 3 / 4 IS THE FRACTION
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2015-12-12T18:03:53+05:30
The fraction is 3\4 for the given conditions
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