Question

The least number to be added to 269 to make it a perfect square is
a) 31
b)16
c)17
d)20
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Answer 1

Answer:

20 should be added to the given number to get a perfect square.

Given no - 269

269 + 20 = 289.

And 289 is the square root of 17.

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Answer 2

Answer:

20

Step-by-step explanation:

269 lies between 256 and 289, which are squares of 16 and 17, respectively.

Hence, 17² −269=20.

∴ We need to add 20 to 269 to make it a perfect square.