Average Practice Test 4

Question : 18 of 40

Marks: +1, -0

Out of three numbers, the first is twice the second and is half of the third. If the average of the three numbers is 56, the three numbers in order are

48, 96, 24
48, 24, 96
96, 24, 48
96, 48, 24

Validate

Solution:

Let second number = x
Then, first number = 2x
and third number = 4x

∴{x+2x+4x}/3=56

⇒{7x}/3=56

⇒x=24

So, the numbers are 48, 24 , 96

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