McqMate
| Q. |
If GCD of two number is 8 and LCM is 144, then what is the second number if first number is 72? |
| A. | 24 |
| B. | 2 |
| C. | 3 |
| D. | 16 |
| Answer» D. 16 | |
| Explanation: as a * b = gcd (a, b) * lcm (a, b). so b = (144 * 8)/72 = 16. | |
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