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Find the smallest number to be added to 1000 so that 45 divides the sum exactly.
Question

Find the smallest number to be added to 1000 so that 45 divides the sum exactly.

A.

25

B.

10

C.

35

D.

30

Correct option is C

Given
Number = 1000
Divisor = 45
Formula Used
Number to be added = Divisor - Remainder
Solution
Divide 1000 by 45:
1000 = 45 × 22 + 10
The remainder is 10.
To make the number exactly divisible by 45, we need to add:
45 - 10 = 35
Thus, 1000 + 35 = 1035, which is perfectly divisible by 45.
Final Answer
So the correct answer is (c)

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