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A man spends 2/5 of his salary on food, 3/10 on his rent and 1/8 on other expenses. What fraction of his salary is still left with him?

User Indo
by
7.7k points

2 Answers

3 votes

Answer:

7/40 is still left with him.

Explanation:

LCM 5,10,8 = 40

2/5 = (x8) = 16/40 = food

3/10 = (x4) = 12/40 = rent

1/8 = (x5) = 5/40 = other expenses.

16/40 +12/40 + 5/40 = 33/40

40/40 - 33/40 = 7/40

User Hnus
by
8.9k points
5 votes

Answer:


(7)/(40)

Explanation:


1-((2)/(5)+(3)/(10)+(1)/(8))


1-(33)/(40)


(7)/(40)=0.175

User Cyberdenz
by
8.4k points

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