Question

2. A man spends 1/3 of his salary on food, 1/5 of his salary on health, and 1/7 of his
salary on clothes. If he still has Rs. 13,600 left, what is his salary?
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Answer 1

1/3 + 1/5 + 1/7)n=his expenditures

1/3 + 1/5 + 1/7=35/105+21/105+15/105=71/105n equals his expenditures, leaving 34/105. So:

34n/105=15500

n=Rs. 47867.45 is his salary

Answer 2

Answer:

Step-by-step explanation:

Lets assume man's salary = x

x/3 + x/5 + x/7 + 13600 = x

(35x + 21x + 15X) /105  + 13600 = x

(71x/105) + 13600 = x

x - (71x/105) = 13600

34x/100 = 13600

x = 400 * 100

  = 40000