Square Root, Cube Root, Surds, Indices



Question (75/85)

How many two-digit numbers satisfy property: 'The unit's digit of the square of the two-digit number is 8

(A)  2


(B)  4


(C)  6


(D)  None of these


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Question (76/85)

The digit in the unit's place in the square root of 15876 is ?

(A)  2


(B)  4


(C)  6


(D)  8


Premium Register as premium memeber to know answer & explanation. Only INR 10/Month.