Loading....
Coupon Accepted Successfully!

Quantitative Aptitude

Open Flashcards

Sequence and Series

Question
28 out of 30
 

Find the missing number in the series.


7, 26, 63, 124, 215, 342, ?



A 391
B 421
C 481
D 511
E None of these

Ans. D The terms of the given series are (23 - 1), (33 - 1), (43 - 1), (53 - 1), (63 - 1), (73 - 1),.....

So, missing term = (83 - 1) = (512 - 1) = 511.

Sequence and Series Flashcard List

30 flashcards
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
21)
22)
23)
24)
25)
26)
27)
28)
29)
30)