Question
An object is placed at a distance of 10 cm in front of
a double convex lens made of glass of refractive index 1.5. Both the radii of curvature of the lens are 20 cm in magnitude. What is the position of the image formed?Solution
The correct answer is C
 If a business spent Rs.400 on producing a product and sold it for Rs.600, what is the profit margin as a percentage?
In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what perce...
- A laptop is given a discount of Rs. 2500, which is Rs. 1000 less than the profit made on the sale. If the cost price of the laptop is Rs. 2000, find out th...
- A dealer grants a 35% discount on the marked price of a furniture item. After giving the discount, he gains a profit of 30%. If his profit is Rs. 900, what...
The cost price of 25 apples is Rs.50. If it is sold at 20% profit, then how many apples will be sold for Rs.60?
Profit percentage received on a product when sold for Rs. 600 is equal to the percentage loss incurred when the same product is sold for Rs. 400. Find t...
- A and B are two products such that a 25% profit on A is equal to a 16.67% loss on B. A is marked 100% above its cost price and the marked price of B is ___...
A fruit seller sells mangoes at the rate of Rs.9 per kg and thereby loses 20%. At what price per kg, he should have sold them to make a profit o...
The profit earned when a blanket is sold at Rs. 4032 is 1.25 times of the loss incurred when the same blanket is sold at Rs. 2822.4. What will be the se...
A retailer purchased several pants at a cost of Rs. 200 each and sold them for Rs. 300 per piece. He also incurred an average transportation expense of ...
