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Number of Hindi books = 108/0.36 = 300 Number of English books = 300 × (5/3) = 500 Required difference = 500 – 300 = 200
The marks obtained by 15 students out of a maximum of 25 in a test are given as 13, 11, 16, 15, 18, 12, 13, 14, 10, 22, 21, 20, 17, and 24. Find the sum...
The average of 20 numbers is calculated as 35. However, it was later discovered that one of the numbers was mistakenly recorded as 28 instead of 82. Wha...
Which of the following statement(s) is/are correct?
(I) The area of a parallelogram with a base of ...
A shopkeeper sells a product for ₹720 at a profit of 20%. What was the cost price of the product?
24, 29, 62, ?, 758, 3791
...The average weight of 16 people in a group is 75 kg. If the heaviest person who weighs 95 kg is replaced by a new person, and the average weight of the ...
When the profit obtained by selling an item for Rs. 768 is the same as the loss suffered when the item is sold for Rs. 312. What ...
The expenditure-to-savings ratio of an individual 'P' is 5:4. If the person's income rises by 25% and their savings increase by 3...
Boat ‘A’ can cover 320 km in still water in 16 hours. In still water, if the ratio of the speed of boat ‘A’ to that of ‘B’ is 5:3 and the sp...
The mean of the sample data = 60 and median = 48. Find the mode of this distribution.
