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Average & Profit Loss Quiz for Law Entrance Exams: 02.10.2019
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Question 1
The average weight of a group of 53 girls was calculated as 58 kg. It was later discovered that the weight of one of the girls was read as 65 kg. Whereas her actual weight was 45 kg. What is the actual average weight of the group of 53 girls? (rounded off to two digits after decimal)
Question 2
The average of the employees(managers and trainees) salary in an office is Rs. 32000. The average salary of managers is Rs. 68000 while the average salary of trainees is Rs. 20000. If the number of managers was 5, find the number of trainees in the office.
Question 3
Average age of the class of 23 students is 19 years. Average age of the class is increased by two years when the age of the class teacher is included. Find the age of the class teacher.
Question 4
The average of 20 numbers is 17. If each number is multiplied by 3 and added to 5, then calculate the average of new set?
Question 5
Six numbers are arranged in decreasing order. The average of the first-five numbers is 30 and the average of the last five numbers is 25. The differences of the first and the last numbers is
Question 6
A fruit vendor sells Guava at the rate of 25Rs for 5 guavas. Overall he gained 50% profit in this deal. Calculate the cost price of one dozen Guavas.
Question 7
The ratio of the cost price and selling price of an article is 20:21. The gain per cent is how much?
Question 8
A trader lists his articles 20% above their cost prices and allows a discount of 10% at the time of sale. His gain per cent is
Question 9
An article is sold with a certain profit percentage such that selling the same at one-third price, there will be a loss of 60%. Find the certain profit percentage.
Question 10
A dealer sold a radio at a loss of 2.5%. Had he sold it for Rs 100 more, he would have gained 7.5%. For what value should he sell it in order to gain 12.5%?
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Mar 15CLAT UG
