Mathematics Question For Railway Group D,RPF, SSC GD Constable 31-10-2018

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Question(1) 30 workers can complete any work within 36 days. After 30 days, more workers were employed and the work was completed 2 days earlier. How many new tasks were put to work?

30 कामगार किसी कार्य को 36 दिन में पूरा कर सकते हैं | 30 दिन के बाद कुछ और कामगार लगाए गए तथा कार्य 2 दिन पहले पूरा कर लिया गया | कितने नए कामगाए कार्य पर लगाए गए ?

(A)11

(B)15

(C)13

(D)10

Question(2) 8 men and 12 boys can do a work in 16 days. According to how many days 12 men and 6 boys will be able to do the same work?

8 पुरूष और 12 लड़के एक कार्य 16 दिनों में कर सकते हैं | तदनुसार 12 पुरूष और 6 लड़के वही कार्य कितने दिनों में कर पाएंगे ?

(A) 8 दिन

(B) 6 दिन

(C) 5 दिन

(D) 3 दिन

Question(3)  A can do any work within 12 days. B is 60% skilled from A. Will B alone to do the same thing?

A किसी कार्य को 12 दिन में कर सकता हैं| B,A से 60% कुशल है | वही काम करने के लिए अकेले B को लगेंगे ?

(A)41 दिन

(B) 11/4 दिन

(C)17 दिन

(D) 15/2  दिन

Question(4) If A and B meet any work for 12 days, B and C together 15 days and C and A join in 20 days, then alone B will complete that work time?

यदि A तथा B मिलकर किसी कार्य को 12 दिन, B तथा C मिलकर 15 दिन और C तथा A मिलकर 20 दिन में पूरा करते हैं तो अकेला B उस कार्य समय में पूरा करेगा ?

(A) 11 दिन

(B) 25 दिन

(C) 20 दिन

(D) 28 दिन

Question(5) 20 men or 24 women can complete any work in 20 days. If 30 men and 12 women take contract to complete that work, then will the work be completed in time?

20 आदमी अथवा 24 औरतें किसी कार्य को 20 दिन में पूरा कर सकते हैं | यदि 30 आदमी तथा 12 औरतें उस कार्य को पूरा करने का ठेका लें तो कार्य समय में पूरा होगा ?

(A)13 दिन

(B)10 दिन

(C) 17 दिन

(D) 20 दिन

All Solutions (1-5):

Que(1).Ans-(B)

Que(2).Ans-(A)

Que(3).Ans-(D)

Que(4).Ans-(C)

Que(5).Ans-(B)

 

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