Question

find out the largest no. of five digit divisible by 32, 78

Answer 1

U can use the divisibility test to get the answer

Answer 2

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Take the LCM of 32 and 78
=1248

The largest 5 digit number is 99999

Now, We divide 99999÷1248
We only divide till the whole number, not take it to decimal.

So, By dividing we get the quotient 80 and remainder 159.

Now, We subtract 159 from 99999.
We get 99840.

Therefore, The largest 5 digit number which is divisible by 32 and 78 is 99840.

Hope it helps you.