Challenger App

No.1 PSC Learning App

1M+ Downloads

ശ്രേണിയിലെ തെറ്റായ സംഖ്യ ഏത്?

7, 28, 63, 124, 215, 342, 511

A7

B124

C28

D215

Answer:

C. 28

Read Explanation:

2³ - 1 = 7 3³ - 1 = 26 4³ - 1 = 63 5³ - 1 = 124 6³ - 1 = 215 7³ - 1 = 342 8³ - 1 = 511


Related Questions:

What should come in place of the question mark (?) in the given series based on the English alphabetical order? XVM VTK TRI RPG ?
ചുവടെയുള്ള ശ്രേണിയിൽ തുടർന്നുവരുന്ന സംഖ്യയേത് 1, 8, 27, 64… ?

Refer to the given letter-cluster series and answer the question that follows.

AKMG, RTDC, WQCT, PILE, VTXF, HRXW

If in each of the letter-clusters, each letter is changed to the next letter in the English alphabetical order, how many letter-clusters thus formed will have exactly two vowels?

ശ്രേണിയിലെ അടുത്ത പദം എഴുതുക. MHC, OKG, QNK, SQO,
1, 4, 5, 8, 9, 12, 13, ____ . അടുത്ത സംഖ്യ ഏതാണ്?