Mathematics Question For Railway Group D,RPF, Rajasthan SI 19-09-2018

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Question(1) Ram and Sita can complete any work in 15 days and 10 days respectively. He worked for Rs 30,000. In contracts to be completed. Will the amount of contract be part of Ram?

राम और सीता किसी कार्य को क्रमशः 15 दिन और 10 दिन में पूरा कर सकते है| उन्होने कार्य को 30,000 रू. में पूरा करने का ठेका लिया | ठेके की धनराशि में राम का भाग होगा ?

(A) 12457

(B) 69222

(C) 12555

(D) 12000

Question(2) Ajay and Gopal both work together in 30 days. The two worked together for 20 days and then Gopal left the job. The remaining work was finished by Ram for 20 days. How many days will Gopal alone be able to finish this task?

अजय और गोपाल दोनों मिलकर किसी कार्य को 30 दिन में समाप्त करते है | दोनों ने मिलकर 20 दिन काम किया तथा फिर गोपाल काम छोड़ गया | शेष कार्य राम ने 20 दिन और लगाकर समाप्त कर दिया | गोपाल अकेला इस कार्य को कितने दिन में समाप्त कर सकेगा ?

(A)60

(B)65

(C)12

(D)34

Question(3) 45 people can finish any work within 16 days. After the start of the work, 30 more people came to work. How many days will the remaining work end?

45 व्यक्ति किसी कार्य को 16 दिन में समाप्त कर सकते हैं | कार्य प्रारन्भ होने के 6 दिन बाद 30 और व्यक्ति काम पर आ गये | शेष कार्य कितने दिनों में समाप्त होगा ?

(A)5

(B)6

(C)4

(D)12

Question(4) A and B can complete one task in 45 days and 40 days, respectively. They both start work together and after A few days A leaves the job and the remaining work is completed in B, 23 days. How many days did A leave work?

A तथा B एक कार्य को क्रमशः 45 दिन तथा 40 दिन में पूरा कर सकते है | वे दोनों मिलकर कार्य प्रारम्भ करते है तथा कुछ दिन बाद A कार्य छोड़ जाता है तथा शेष कार्य को B , 23 दिन में पूरा कर लेता है | A ने कितने दिन बाद काम छोड़ा ?

(A)11

(B)12

(C)9

(D)13

Question(5) 12 laborers can complete one task for 18 days. All started work together and after 6 days 4 more workers joined the work. How many days will the remaining work end?

12 मजदूर एक कार्य को 18 दिन मेम समाप्त कर सकते है | सबने मिलकर कार्य प्रारन्भ किया तथा 6 दिन बाद 4 और मजदूर कार्य में सम्मिलित हो गये | शेष कार्य कितने दिनों में समाप्त होगा ?

(A9

(B)3

(C)6

(D)11

All Solutions (1-5):

Que(1).Ans-(D)

Que(2).Ans-(A)

Que(3).Ans-(B)

Que(4).Ans-(C)

Que(5).Ans-(A)

 

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