Question
The profit percentage of K and L is same on selling the
articles at Rs. 48800 each but K calculates his profit on the selling price while L calculates it correctly on the cost price which is equal to 22%. What is the difference in their profits?Solution
Profit(Calculated on SP) = 22% of 48800 = 10736 Profit(calculated on CP) x + 11x/50 = 48800 61x/50 = 48800 x = 40000 Profit = 40000 X 11/50 = Rs. 8800 Difference = 10736 – 8800 = Rs. 1936
The average value of the property of Karan, Arjun, and Vikas is Rs. 78 lacs. The value of the property of Karan is Rs. 25 lacs less than the value of th...
A student scored marks with a certain average in the first 12 tests. In the next 6 tests, he scored with an average of 78 marks, due to which his overal...
The average of 27 numbers is 20.The average of first 13 numbers is 15 and that of the last 13 numbers is 18. What will be the 27th number?
The average weight of 4 persons is 46 kg. The heaviest person’s weight is 28 kg more than the lightest person’s weight. If the average weight of the...
The mean of a set of 8 numbers is 80. If the average of the first four numbers and the last two numbers is 90 and 60, respectively, and the ratio of the...
- A class of 20 students has an average age of 19 years. 5 new students join and the average becomes 17.5 years. Find the average age of the new students.
Average of four numbers is 18. Sum of smallest and largest number is 32. If difference between other two numbers is 2, then find the square of second sm...
The average cost of 4 chairs is Rs. 11000. The average cost decrease by 15% when one more chair is included. What is the cost price of the 5th
The average of two numbers ‘P’ and ‘Q’ is 480 such that they are in the ratio 5:7 respectively. Another number ‘R’ is 60 more than ‘Q’ a...
- A store has 40 laptops and 60 tablets. Average cost of each laptop is Rs. 50,000 and that of each tablet is Rs. 25,000. Find the average cost (in Rs.) of a...
