Number System Practice Test 1

Question : 16 of 40

Marks: +1, -0

When a number is divided by 45, it leaves the remainder 18. Find the remainder when the same number is divided by 15.

Solution:

Since 45 is completely divisible by 15, then the part of the dividend that is divisible by 45 will also, be divisible by 15. So, when the same number is divided by 15, the remainder

=18/15,

i.e. 3.

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