Instructions

In the following questions, select the related letters/word/number from the given alternatives.

Question 159

20 : 50 : : 100 : ?

Solution

Expression = 20 : 50 : : 100 : ?

The pattern followed is = $$n:2.5n$$

Eg = $$20:20\times2.5=20:50$$

Similarly, $$100\times2.5=250$$

=> Ans - (B)

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