Question

when a man spends 5/9 of his monthly income he save rs 3600 a month. find his income​

Answer 1

let total income of the man be X rupees so

5/9 ×X + 3600 = X

4X/9 = 3600

=> X = 8100 rs

hence the total income of the man is 8100 rupees

Answer 2

◦•●◉✿ αиѕωєя ✿◉●•◦

Let the total money be X

Spent money.... = 5/9th of X

Saved money = 3600

So.. Total money.. = 3600 + 5/9th of X

X = 3600+5/9 x X

X - 5/9 x X = 3600

Taking LCM....

9-5X/9 = 3600

4/9X = 3600

X = 3600 / 4/9

X = 3600 x 9/4

X = 900 x 9

X = 8100

So.! Total money... = 8100

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