Given r = 12cm Surface area of sphere = 4πr22 Volume of sphere =4/3 πr3 According to question = (4πr2)/(4/3 πr3 ) ×100 = 3/r×100 = 3/12×100 = 1/4×100 =25%
A store owner mixes 20 kg of Basmati rice with ‘x’ kg of regular rice. He sold the mixture for Rs. 3,000 and earned a profit of 20%. The cost price ...
The marked price of a product is Rs.240 more than the cost price. If 15% discount offered on the marked price and the profit percent on that product is ...
The profit percentage of M and N are the same on selling the articles at Rs. 2800 each but M calculates his profit on the selling price while N calcula...
A shopkeeper buys 20 articles for Rs 5,000. He sells each article at 25% profit on the cost price. Due to a seasonal sale, he offers a 10% discount on t...
A dealer bought two washing machines at a certain amount. He sold the first washing machine at a 35% profit and the second washing machine at a 15% loss...
A fruit seller bought some mangoes. By selling 50% of total mangoes he got a profit of equal to 50% of his overall cost and 80% of remaining mangoes he ...
A shopkeeper bought an article and marked it at Rs. 650. By selling the article at a discount of 4%, he earns a profit of 20%. Find the cost price of th...
A shopkeeper sold an article at a gain of 20%. Had he bought it for 20% less than the original cost and sold it for ₹10 less, he would have gained 25%...
The sum of the MRP of articles A and B is Rs. 11500. Article B is marked 45% above its cost price and while selling ‘y’ % discount is given on it. T...
A shopkeeper acquires 24 pens at Rs. 900 each and 12 geometry boxes at Rs. 300 each. Later, he sells 2 pens to each of the 12 students, presenting them ...
