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0,1,3,6,10, ..... ആണെങ്കിൽ അടുത്ത സംഖ്യ ?

A8

B9

C15

D16

Answer:

C. 15

Read Explanation:

0 + 1 = 1 1 + 2 = 3 3 + 3 = 6 6 + 4 = 10 10 + 5 = 15


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