NIACL Model Paper 8 with solutions for free online practice

Question : 49 of 100

Marks: +1, -0

What is the least number to be added to 2530 to make it a perfect square ?

Solution:

(5)

50^2 = 2500

51^ 2 = 2601

∴ Required number

= 2601 - 2530 = 71

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