Total Money
Number Theory
Level
1
A student spent half of his money on books. He also spent one third of the money on note books. If he still had $50, how much money did he have in total?
The answer is 300.
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1 solution
suppose student have = $Y
spent on books =$ Y/2
spent on N.books = Y/3
still had = $50
Y - Y/2 - Y/3 = 50
So Y = 300