11:121 : 110 : : 15 : 225 : 210 : : ?
Answer : Option B
Explanation : The second number is the square of the first
number and the third number is obtained by
subtracting first number from the second number.
(11)2= 121, and 121 – 11 = 110
(15)2= 225, and 225 – 15 = 210
Similarly,
(19)2 = 361 and 361 – 19 = 342
Rate This:
NaN / 5 - 1 votes
