RRB NTPC Mathematics Quiz : 17th September_00.1
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RRB NTPC Mathematics Quiz : 17th September

Dear aspirants,

As you all know, RRB NTPC Exam will be held in the month of September-October 2019. So we are here to help you with the Mathematics subject. We are providing daily quantitative aptitude quizzes, which will help you to score good marks in this section. We aim to provide the best study material to our readers with exam level questions to help them get used to the recent pattern. Attempt this quiz and check your preparation.

Q1. Present ages of Radha and sudha are in the ratio of 7 : 9 respectively. Five years ago ratio of their ages was 3 : 4. What will be Sudha’s age after 3 years from now? 
राधा और सुधा की वर्तमान आयु क्रमशः 7: 9 के अनुपात में हैं. पांच वर्ष पूर्व उनकी आयु का अनुपात 3 : 4 था. अबसे तीन वर्ष बाद सुधा की आयु क्या होगी?
(a) 48 years
(b) 42 years
(c) 43 years
(d) 38 years
 RRB NTPC Mathematics Quiz : 17th September_50.1
Q2.Two pipes A and B can fill a tank in 20 minutes and 30 minutes respectively, If both pipes are opened together, the time taken to fill the tank is :
दो पाइप A और B एक टैंक को क्रमश: 20मिनट और 30मिनट में भर सकते हैं, यदि दोनों पाइप एक साथ खोल दिए जाएँ, तो टैंक को भरने में कितना समय लगेगा?
(a) 50 minutes
(b) 12 minutes
(c) 25 minutes
(d) 15 minutes
RRB NTPC Mathematics Quiz : 17th September_60.1
Q3.The LCM of two numbers is 864 and their HCF is 144. If one of the numbers is 288, the other number is :
दो संख्याओं का ल.स 864 है और उनका म.स 144 है. यदि उनमें से एक संख्या 288 है तो दूसरी संख्या क्या है?
(a) 576
(b) 1296
(c) 432
(d) 144
RRB NTPC Mathematics Quiz : 17th September_70.1
Q4.If 50% of (x – y) = 20% of (x + y), then what percent of x is y?
यदि (x – y) का 50% = (x + y) का 20%, तो Y, X का कितना प्रतिशत है?
(a) 250/7 %
(b) 300/7 %
(c) 150/7 %
(d) 42%
RRB NTPC Mathematics Quiz : 17th September_80.1
Q5.In a school 70% of the students are girls. The number of boys are 510. Then the total number of students in the school is:
एक स्कूल में कुल छात्रों में से 70% लडकियां हैं. लड़कों की संख्या 510 है. तो स्कूल में स्कूल में छात्रों की कुल संख्या कितनी है?
(a) 850
(b) 1700
(c) 1830
(d) 2000
RRB NTPC Mathematics Quiz : 17th September_90.1
Q6. 0.6 of a number is equal to 0.08 of another number. The ratio of the numbers will be:
एक संख्या का 0.6 दूसरी स्नाख्या के 0.08 के बराबर है. संख्याओं का अनुपात होगा:
(a) 3 : 4
(b) 4 : 3
(c) 2 : 15
(d) 2 : 9
RRB NTPC Mathematics Quiz : 17th September_100.1
Q7.Two number differ by 5. If their product is 336, the sum of the two number is :
दो संख्याओं के मध्य का अंतर 5 है. यदि इनका गुणनफल 336 है, तो दो संख्याओं का योग है?
(a) 21
(b) 28
(c) 37
(d) 51
RRB NTPC Mathematics Quiz : 17th September_110.1
Q8.A number, when divided by 65 gives the remainder 43. If it is divided by 13, the remainder will be. 
एक संख्या को जब 65 से विभाजित किया जाता है तो शेषफल के रूप में 43 प्राप्त होता है. यदि इसे 13 से विभाजित किया जाए, तो शेषफल कितना होगा.
(a) 1
(b) 4
(c) 6
(d) 9
Q9.If A : B = 3 : 4 and B : C = 8 : 9, then the ratio A : B : c is.
यदि A : B = 3 : 4 और B : C = 8 : 9, तो A : B : c का अनुपात है:
(a) 3:4:5
(b) 1:2:3
(c) 7:12:17
(d) 6:8:9
RRB NTPC Mathematics Quiz : 17th September_120.1
Q10. Two numbers are in the ratio 5:6.If their LCM is 120 ,their HCF will be
दो संख्याएं 5:6 के अनुपात में हैं. यदि उनका ल.स 120 है तो उनका म.स कितना होगा?
(a) 12
(b) 10
(c) 8
(d) 4
RRB NTPC Mathematics Quiz : 17th September_130.1

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