The 288th term of the series a, b, b, c, c, c, d, d, d, d, e, e, e, e, e, f, f, f, f, f, f…. is
u
v
w
x
Correct Answer : D
126, 756, 252, 1512, ____
In a number system the product of 44 and 11 is 2124. The number 3111 of this system, when converted to the decimal number system,
becomes:
12, 30, 105, 473, 2599, ____