Directions: Find out the wrong number in the following number series.
Q. 7, 26, 52, 87, 136, 192
A.192
B.87
C.26
D.136
E.52
Sol:
7 + 32 + 10 = 26
26 + 42 + 10 = 52
52 + 52 + 10 = 87
87 + 62 + 10 = 133
133 + 72 + 10 = 192
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