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Start learning 50% faster. Sign in nowLet the total number of students be x Average marks obtained by the students = 40 Total marks = 40x After correcting the quantitative mistakes the average decreased by (40-30) = 10 marks Total reduction = 10 × 50 = 500 Now According to the Question, (40x-500)/x = 35 35x = 40x-500 x= 100 Total number of students = 100
D-Mart sold two toys - one at 10% loss and another at 20% profit. What is the percent profit or loss if the cost prices of the toys are in the ratio 3:2?
The average cost price of two items, A and B, is Rs. 600 each. They are sold at profits of 15% and 20% respectively. If the combined selling price of bo...
Determine the original price of an item purchased by A from a shopkeeper. A received a discount of 20%, while B bought the same item with a 37.5% discou...
A shopkeeper bought an article and marked it at Rs. 250. By selling the article at a discount of 4%, he earns a profit of 20%. Find the cost price of th...
Hari purchased 9 bags, 12 shoes, and 15 hats for Rs. 270, Rs. 720, and Rs. 450, respectively, from a seller. By selling each bag and each shoe, the sell...
P purchased a book from registered store and gets 14% discount while Q purchased the same book from a roadside stall and got 18% discount. If Q paid Rs....
The cost price of two articles is same. One article is sold at 20% profit and another at 10% loss. If the selling price of one article is Rs. 999 more t...
A man buys 15 identical articles for a total of ₹15. If he sells each of them for ₹1.23, then his profit percentage is:
A man spent 66% of his income in May. If his savings is increased by 20% in June and becomes Rs. 6120, then find the income of man in May.
