The lcm and hcf of two numbers are 144 and 4. If one of the number is 36 then second number will be

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25 Jun 2011 lcm and hcf

The lcm and hcf of two numbers are 144 and 4. If one of the number is 36 then second number will be

OPtion

1) 8
2) 9
3) 10
4) 12
5) 15
6) 16
7) 18
8) 21
9) 24
10) None of these

Solution

A formula can be used for this question
lcm * hcf = first number * second number
144 * 4 = 36 * x
or x = 16

Correct Option: 6 Best Solution (0)