CMAT Maths Puzzle Logical Reasoning

What is the next term of the series: 12, 12, 18, 42, ?
Option
(a) 102
(b) 106
(c) 108
(d) 100

Read Solution (Total 1)

12, 12, 18, 42, x
12-12=0=1^3-1
18-12=6=2^3-2
42-18=24=3^3-3

x-42=(4^3-4)=60 => x=102
(a) 102
10 years agoHelpfull: Yes(3) No(0)

CMAT Other Question

In a certain code, PEAK is written as ‘3512’ and DINE is written as ‘6895’. How is KIND written in that code?
Option
(a) 2986
(b) 2396
(c) 2896
(d) 2596 My uncle shall visit me on the 64th day after my father’s birthday. If my father’s birthday falls on Tuesday, then what shall be the day on my uncle’s visit?
Option
(a) Tuesday
(b) Sunday
(c) Wednesday
(d) Monday