SOLUTION: Mr . smith spends 3/10 of his salary on taxes and 4/7 of the remainder on transport . he then spends 5/6 of the further remainder on food and deposits the rest in the bank ., if he

Question 1095125: Mr . smith spends 3/10 of his salary on taxes and 4/7 of the remainder on transport . he then spends 5/6 of the further remainder on food and deposits the rest in the bank ., if he deposits 500 in the bank what is his salary ?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
Let n be the amount Mr. Smith starts with. If he spends 3/10 of his salary, or n, then he has 7/10 left. Similarly, he has 3/7 left after transport, and 1/6th after food. So:
n(7/10)(3/7)(1/6)=500
3n/60=500
n=10000
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