1.

Find the least value of * so that the number 73818*4 is divisible by 8 *​

Answer»

2

A NUMBER is DIVISIBLE by 8 if the number formed by the LAST 3 digits (here, 8*4) is divisible by 8.

So, 8*4 must be divisible by 8.

By hit and trial, we FIND that

* = 2 and * = 6 are the solutions

Here, least value is 2



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