RRB JE Number System Questions: 22nd Feb

Dear aspirants,

As you all know, RRB JE Exam will be held in the month of april/may 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.If m and n are positive integers and (m – n) is an even number, then (m^2-n^2 ) will always be divisible by:
यदि m और n धनात्मक पूर्णांक हैं और (m – n) एक सम संख्या है, तो (m^2-n^2) हमेशा किस से विभाज्य होगा?
(a) 4
(b) 6
(c) 8
(d) 12

Q2. Two number are such that their difference, their sum and their product are in the ratio of 1:7:24. The product of the numbers is:
दो संख्याएं ऐसी हैं कि उनका अंतर, उनका योग और उनका गुणनफल 1: 7: 24 के अनुपात में हैं। संख्याओं का गुणनफल है:
(a) 24
(b) 36
(c) 48
(d) 60

Q3. The digits indicated by * in 3422213** so that this number is divisible by 99 are:
संख्या 3422213** में * द्वारा अंक दर्शाए गए हैं, ताकि यह संख्या 99 से विभाज्य हो:
(a) 1, 9
(b) 3, 7
(c) 4, 6
(d) 5, 5

Q4. Find out the last digit 3^41×4^19×5^17?
3^41×4^19×5^17 का आखरी अंक क्या है?
(a) 5
(b) 0
(c) 1
(d) 2

Q5. Find out the number of different factor of 86400?
86400 के विभिन्न कारक की संख्या ज्ञात कीजिए?
(a) 96
(b) 128
(c) 72
(d)112

Q6. If a^3 b=abc=180, then find the value of C?
यदि a^3 b=abc=180, तो c का मान ज्ञात करें.
(a) 1
(b) 180
(c) 18
(d) 10

Q7. 4767 exactly divides ***341, The missing digits are
4767, ***341 को पूर्णता विभाजित करता है, अज्ञात अंक ज्ञात करें.
(a) 468
(b) 363
(c) 386
(d) 586

 

Q8. A number divided by 68 gives the quotient 269 and remainder zero. If the same number is divided by 67, then the remainder is:
68 से विभाजित करने पर किसी संख्या का भागफल 269 है और शेषफल शून्य है। यदि समान संख्या को 67 से विभाजित किया जाता है, तो शेषफल क्या होगा?
(a) 0
(b) 1
(c) 2
(d) 3

Q9. The sum of the digits of a two-digit number is 81 less than the number. What is the difference between the digits of the number?
दो अंकों की संख्या के अंकों का योग, संख्या से 81 कम है। संख्या के अंकों के बीच का अंतर क्या है?
(a) 6
(b) 3
(c) 1
(d) Cannot be determined/ निर्धारित नहीं किया जा सकता है

Q10. If the digits of a two-digit number are interchanged, the number so obtained is greater than the original number by 27. If the sum of two digits of the number is 11, what is the original number?
यदि दो अंकों की संख्या के अंकों को आपस में बदल दिया जाता है, तो प्राप्त संख्या मूल संख्या से 27 अधिक है। यदि संख्या के दो अंकों का योग 11 है, तो मूल संख्या क्या है?
(a) 47
(b) 38
(c) 35
(d) 49

For RRB JE Free Study Material Click Here

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RRB JE Exam Pattern and Syllabus 2019 Check Now
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RRB JE 2019 Study Plan Check Now

 

 

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