0, 1, 3, 6, 10 ആണെങ്കിൽ അടുത്ത സംഖ്യയേത് ?
A5
B7
C13
D15
A5
B7
C13
D15
Related Questions:
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?
What would come at the place of question mark in the number series ?
2 , 10 , 30 , 68 , ?