Number System

Are you preparing for campus placements,Banking,SSC, IAS, Insurance,Defence and other competitive exams? Then, make sure to take some time in practicing the Number System questions and answer in Quantitative Aptitude. Moreover, only those questions are included that are relevant and likely to be asked in any competitive exam. So, take these questions and answer, brush up your skills and practice to stay fully prepared for any your exam.

  • Q1.Directions for question : A survey conducted on basis of readership of newspapers. 60% of people read HT, 50% of people read TOI, 30% of people read TH, 30% of people read HT and TOI, 20% of people reads TOI and TH and 10% of people reads HT and TH and 10% of people reads all the three kinds. Then answer the question.
    How many times the digit 7 appears between the range 100 – 475?

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  • Q2.Find the greatest number that will divide 296, 492 and 644 leaving remainder 8, 12 and 20 respectively.

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  • Q3.Rohit had to do a multiplication. Instead of taking 25 as one of the multipliers, he took 52. As a result, the product went up by 1080. What is the new product?

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  • Q4.What is the maximum number of people who can share 35 five-rupee notes, 21 ten-rupee notes and 14 twenty-rupee notes equally?

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  • Q5.By what percent is three fifth of 80 lesser than five eighth of 112?

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  • Q6.The value of 16 2 × 8 4 2 16 is MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaaeaaaaaaaaa8 qadaWcaaWdaeaapeGaaGymaiaaiAdapaWaaWbaaSqabeaapeGaaGOm aaaakiabgEna0kaaiIdapaWaaWbaaSqabeaapeGaaGinaaaaaOWdae aapeGaaGOma8aadaahaaWcbeqaa8qacaaIXaGaaGOnaaaaaaGccaWG PbGaam4Caaaa@4152@

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  • Q7.Which one of the following numbers will completely divide 9 11 + 9 12 + 9 13 + 9 14 ? MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaaeaaaaaaaaa8 qacaaI5aWdamaaCaaaleqabaWdbiaaigdacaaIXaaaaOGaey4kaSIa aGyoa8aadaahaaWcbeqaa8qacaaIXaGaaGOmaaaakiabgUcaRiaaiM dapaWaaWbaaSqabeaapeGaaGymaiaaiodaaaGccqGHRaWkcaaI5aWd amaaCaaaleqabaWdbiaaigdacaaI0aaaaOWdaiaac+daaaa@43D1@

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  • Q8.If a number is multiplied by 50% of itself, then it gives a number which is 300% more than the number. Find the number.

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  • Q9.In a T-20 match, a team scored 176 runs for zero wicket. Some of the runs from the total runs came by means of wides and byes. The runs scored by batsmen are 26 times the number of wides. The number of wides is 8 less than number of byes and ratio of runs scored by two batsmen is 3:4. Find the runs scored by opener.

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  • Q10.Vikas and Varun had 45 candies in all. They shared five of their candies with their classmates. Now, the product of number of candies they have is 124. Find the ratio of number of their candies.

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