Aptitude - Aptitude-Percentage

Read many objective multiple choice questions of Aptitude - Aptitude-Percentage in English. Practise online thousands of questions related to Aptitude - Aptitude-Percentage. You can check online answer and try mock tests for Aptitude - Aptitude-Percentage Questions provided in English.

Due to an increase in 30% in the price of eggs, 3 eggs less are available for Rs. 7.80. Find the present rate of eggs per dozen?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Let the original price per egg be Rs x
    Then increased price will be,
    (130100x)=>7.80x−7.80130100x=3=>7.80x−780130x=3=>390x=234=>x=0.6Actual price was Rs 0.6Present price per dozen will beRs.(12∗130100∗0.6)=Rs.9.36

Two numbers are less than third number by 30% and 37% respectively. How much percent is the second number less than by the first?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Let the third number is x.
    then first number = (100-30)% of x
    = 70% of x = 7x/10

    Second number is (63x/100)

    Difference = 7x/10 - 63x/100 = 7x/10

    So required percentage is, difference is what percent of first number

    => (7x/100 * 10/7x * 100 )% = 10%

If x% of y is 100 and y% of z is 200, then find the relation between x and z?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    It is , y% of z = 2(x% of y)
    => yz/100 = 2xy/100
    => z = 2x

A student multiplied a number by 3/5 instead of 5/3. What is the percentage error?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Let the number be x,
    then,
    53−35=1615x


    Error% =
    (1615x∗35∗100)

Showing 406 to 410 of 504 (101 Pages)

Provide comments for current affairs in english