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Question

Find the least number that must be added to 3325 so as to get a perfect square. Apply division method.

A
23
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B
39
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C
41
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D
93
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Solution

The correct option is B 39
Given number: 3325By grouping the numbers, we get ¯¯¯¯¯¯33 ¯¯¯¯¯¯25.
575¯¯¯¯¯¯33 ¯¯¯¯¯¯252510782574976

So, 3325 - 76 is a perfect square.572=332576Then, 582=3364

The least number that must be added to 3325 to get a perfect square = 33643325=39.

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