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Shubhanshu Sen

· started a discussion

· 1 Months ago

dear sir
please explain discribe not to short.

Question:
DIRECTIONS: Select the related word/letters/number from the given alternatives.
5 : 35 : : 7 : ?
Options:
A) 45
B) 55
C) 77
D) -77
Solution:

Ans: (C)

(First number × Next Prime number) = Second number


Knowledge Expert

· commented

· 1 Months ago

Okay see:

5*(the prime number after 5 = 7) = 35

similarly,

7*(the prime number after 7=11)=77

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