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# Find out the missing number 60, 121, 131, 264, 284, ? , 601

 A) 574 B) 571 C) 480 D) 486

 A) 574

$$\Large 60 \times 2+1=121$$ $$\Large 121+10=131$$

$$\Large \ 131 \times 2+2=264$$ $$\Large \ 284 \times 2+3=571$$

$$\Large 264+20=284$$ $$\Large 571+30=601$$

Part of solved Number series questions and answers : >> Aptitude >> Number series

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