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percentage questions and answers

percentage questions and answers for all types of competitive exams like Cat, Mat, Gmat, Icet and Groups will be discussed in Mydearstudent website. Aptitude questions and answers in Mydearstudent will be solved with examples and explanation. Every student who wants to improve his/her aptitude knowledge will have to follow Mydearstudent for their queries.

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percentage questions and answers

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  1. Percentage Questions and Answers

  2. 1) 3/8 percent of the value of the car is 3500 rupees, then what is the price of the car? Explanation : Let us assume the value of the car is C. So, 3/8 % of C = 3500 ⇒ (3C/800) = 3500 3C = 2800000 ⇒ C = 933333 RS. Price of the car is 933333 RS.

  3. 2) A is 10% more than 1250. B is 10% les than A. then, Find the value of B? Explanation : According to question ⇒ A = 1250 + 10% of 1250 ⇒ 125 + 125 ⇒ A = 250 B = 250 - 10% of 250 ⇒ 250 – 25 So B = 225.

  4. 3) A sales boy 6% commission on mobile sales, if he get 1200 as commission, then find worth of mobile sales? Explanation : Let the mobile sale worth is X. Then 6% of X = 1200 ⇒ [6/100] X = 1200 ⇒ X = [1200 × 100] / 6 ⇒ 20000 So, sales boy saled 20000 rs worth of mobile.

  5. 4) A school has increased its students number from 1000 to 2250 in 10years. What will be the increase percentage per year? Explanation : According to the question, Increase of students in 10years = 2250 - 1000 = 1250. ⇒ Increase percentage = [ ( 1250/1000 ) × 100 ] % = 125% ⇒ Increase of percentage per year = (125/10) % = 12.5%

  6. 5) Find ananya,s monthly salary when she spend 40% on food,20% on kirana,10% on school fees,10% on movies and saves 3500 per month? Explanation : Letus assume Ananya's monthly salary be 'A‘ Monthly savings = [ 100% - (40% + 20% + 10% + 10%) ] = 20% According to the question, ⇒ 20% of A = 3500 ⇒ 20A/100 = 3500 ⇒ 20A = 350000 ⇒ A = 17500 So Ananya's monthly salary is 17500rs

  7. 6) If 10 rs is the cost of notebook but 15% discount is there on every book after 10 books purchased. What is the cost of 50 notebooks? Explanation : According to the question 10 books cost is 10× 10 = 100rs • 100rs ⇒ equ1 • For remaining [ ( 100 - 15 ) % of 10 × 40 ie (85/100) × 400 ⇒ 320rs So, total cost of 50books is 100 + 320 = 420rs.

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