Mathematics Question For RRB, Railway Group D,RPF, Rajasthan SI 15-08-2018

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Question(1) A train travels from Jaipur to Delhi in 4 hours with a speed of 60 km/hour and if its movement is 80 km/hour, how long will it take to reach it?

 एक रेलगाड़ी 60 किमी/घण्टा की चाल से चलकर 4 घण्टे में जयपुर से दिल्ली पहुँचती है यदि किसकी चाल 80 किमी/घण्टा हो, तो इसे पहुँचने में कितना समय लगेगा?

(A) 2 घण्टे 20 मिनट

(B) 3 घण्टे

(C) 3 घण्टे 10 मिनट

(D) 2 घण्टे

Question(2) Two trains whose length is 180 m and 220 m, respectively, are running at each direction opposite each other at a speed of 40 km/hour and at 50 km/hour speed. How long will it take to cross each other?

 दो रेलगाड़ियाँ जिनकी लम्बाई क्रमश: 180 मी तथा 220 मी है, एक-दूसरे की विपरीत दिशा में क्रमश: 40 किमी/घण्टा एवं 50 किमी/घण्टा के वेग से दौड़ रही हैं। एक-दूसरे को पार करने में कितना समय लगेगा?

(A) 16 सेकण्ड

(B) 14 सेकण्ड

(C) 11 सेकण्ड

(D) 12 सेकण्ड

Question(3) The average speed of a motorcycle is 65 km/hour from one place to another place B and average speed is 60 km / h in coming from B to A, what is his average speed in the whole trip?

 एक स्थान A से दूसरे स्थान B तक एक मोटरसाइकिल की औसत गति 65 किमी/घण्टा है तथा B, से A तक आने में औसत गति 60 किमी/घण्टा है पूरी यात्रा में उसकी औसत गति क्या है?

(A) 61 किमी/घण्टा

(B) 71.2 किमी/घण्टा

(C) 62.4 किमी/घण्टा

(D) 61.8 किमी/घण्टा

Question(4) There is 40% sugar in 3 kg sugar solution. In this, 1 kg of water is added, in what proportion of sugar and water is there?

 3 किग्रा चीनी के घोल में 40% चीनी है। इसमें 1 किग्रा पानी मिला दिया जाता है अब उसमें चीनी और पानी किस अनुपात में है?

(A) 1: 4

(B) 3: 7

(C) 4: 5

(D) 2: 7

Question(5) If a person sold two radio in which one was to lose 10% and another to 10% profit then what would be the percentage loss?

 एक आदमी ने दो रेडियो जिनमें एक को 10% हानि तथा दूसरे को 10% लाभ पर बेचा, तो प्रतिशत हानि क्या होगी?

(A) 1% हानि

(B) 1% लाभ

(C) 3% हानि

(D) 2% लाभ

All Solutions (1-5):

Que(1).Ans-(B)

Que(2).Ans-(A)

Que(3).Ans-(C)

Que(4).Ans-(B)

Que(5).Ans-(A)

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