CLAT - Mathematical Ability - Percentage

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Question - 1

In an examination consisting of 4 subjects, the marks obtained by Prashanth in 3 of them are 90%, 95% and 95% respectively. Under the circumstances his average marks for the examination cannot be

  • A 90%
  • B 85%
  • C 92%
  • D 96%

Question - 2

15% of A = 25% of B = 30% of C = 10% of D. Which of the following is largest in value?

  • A A
  • B B
  • C C
  • D D

Question - 3

When 30% of a number is added to another number, the second number becomes 140% of itself. What is the ratio of the first to the second number?

  • A 3: 4
  • B 4: 3
  • C 3: 2
  • D data inadequate

Question - 4

A's salary increased by 12% over last year and has become Rs.6720. What will next year's salary if it is increased by 20% over last year's salary?

  • A Rs.8000
  • B Rs.8064
  • C Rs.7500
  • D Rs.7200

Question - 5

At Rs.5000, Onida TV is 25% costlier than Philips. If both Onida and Philips announce a price increase of Rs.5000, Onida TV will be costlier than Philips by what %?

  • A 16.66%
  • B 20%
  • C 25%
  • D none of these

Question - 6

1200 boys and 600 girls appeared in the CAT 2009. If 37.5% of the boys failed and 12.5 of girls passed. Find the % of students who passed exams.

  • A 45%
  • B 275/6%
  • C 265/6%
  • D 42%

Question - 7

If a2% of b is equal to b3% of c and c4% of a is equal to b% of b than the relation between a and b is given by

  • A a = b
  • B a = b2
  • C a9 = b10
  • D a = b10

Question - 8

What should be the list price of an item which after successive 25% trade and 5% discount costs a customer Rs.17.10?

  • A 20
  • B 25
  • C 24
  • D 18

Question - 9

Rakesh's monthly income is 30% more than that of Ramesh. Ramesh's monthly income is 20% less than that of Suresh. If the difference between the monthly income of Rakesh and Suresh is Rs.800, find the monthly income of Ramesh.

  • A Rs.12000
  • B Rs.20000
  • C Rs.16000
  • D none of these

Question - 10

One litre of water is evaporated from 7 litres of solution containing 4% sugar. The % of sugar in the remaining solution is

  • A 1.4%
  • B 5.2%
  • C 4.8%
  • D 3.4%