Answers

2015-06-26T16:16:49+05:30
(7N - 25) / 35 = 2/3 
3(7N - 25) = 35 * 2 
21N - 75 = 70 
21N = 70 +75 
21N = 145
N = 145/21
N = 6.90
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2015-06-26T16:20:04+05:30
N/5 - 5/7 = 2/3
N/5 = 2/3 + 5/7 
N/5 = (14+15)/21
N/5 = 29/21
N = (29/21)*5
N = 6.90
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