In "Number Series" question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces
In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces.
165, 195, 255, 285, 345,
Option:
A. 375
B. 420
C. 435
D. 390
Answer: C . 435
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Justification:
Eacch number is 15 multiplied by a primev number
i.e. 15 * 11, 15 * 13, 15 * 17, 15 * 19, 15 * 23.
.'. Missing term = 15 * 29 = 435.
