Percentage Practice Test 3 with solutions

Question : 24 of 40

Marks: +1, -0

In a recent survey, 40% houses contained two or more people. Of those houses containing only one person, 25% were having only a male. What is the percentage of all houses, which contain exactly one female and no males?

Validate

Solution:

Let total number of houses be 100; then number of houses containing only one person = 60
Hence, required number =

75/100 × 60 = 45

Since, required percentage = 45%

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