# 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?

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

• 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?

• 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?

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

• Q6.The value of $\frac{{16}^{2}×{8}^{4}}{{2}^{16}}is$

• Q7.Which one of the following numbers will completely divide ${9}^{11}+{9}^{12}+{9}^{13}+{9}^{14}?$