Question
In each of the following questions, there is a certain relationship between two given numbers on one side of :: and one number is given on another side of : : while another number is to be found from the given alternative.
68 : 130 : : ? : 350
A. 222
B. 240
C. 210
D. 216
Answer: A
Solution:
Clearly, 68 = 43 + 4
130 = 53 + 5
350 = 73 + 7
So, missing number = 63 + 6
= 216 + 6
= 222