IBPS PO 2017

Instructions

What will come in place of the question mark (?) in the following questions ?

Question 12

$$(43)^{2}+841=(?)^{2}+1465$$

Solution

Let the missing number be y

$$1849 + 841 = (y)^{2} + 1465$$

$$(y)^{2} = 1225$$

y = 35

Hence option D is correct

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