Question

Determine the greatest 3 digit number exactly divisible by 7, 9 and 12​

Answer 1

Answer:

756.

Step-by-step explanation:

The greatest number is 999

LCM of 7, 9 and 12 is 252

On dividing 999 by 252 the remainder comes out to be 243

Required number = 999 - 243

= 756

So 756 is the greatest 3-digit number exactly divisible by 7, 9 and 12.

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