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Of the three numbers whose average is 60...

Of the three numbers whose average is 60, the first is one fourth of the sum of the others. The first number is :

A

30

B

36

C

42

D

45

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Of four numbers whose average is 60, the first is (1)/(4) th of the sum of last three. The first number is

    A
    15
    B
    45
    C
    42
    D
    48

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    25
    D
    30

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    A
    16
    B
    13
    C
    11
    D
    12

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