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A sum of money invested at 10% annual simple interest becomes ₹7,920 after 2 years. What will be the simple interest (in ₹) on the same sum of money and at the same rate in 2 years?

The marked price of a refrigerator is ₹85,500. It is sold to a retailer after two consecutive discounts of 12% and 15%. The retailer wants to make a profit of 50% on his cost after giving a discount of 34% (on his new marked price) to the customer. At what price should he mark the refrigerator?

Latika and Himani jointly invested ₹24,200 in a business. At the end of the year, out of the total profit of ₹8,000, Latika's share was ₹1,600. How much was Himani's investment?

The average price of three items of furniture is ₹5,405. If their prices are in the ratio 3 : 5 : 7, then the price (in ₹) of the most expensive item is ______.

If \(\rm 24%\ of\ 50-\frac{3}{6}\times \sqrt[3]{729}\times \sqrt{64}=y\) then the value of y is ______.

A and B can do a piece of work in 13 days and 8 days respectively. A works alone for 1 day and leaves the work. How many days does B need to complete the remaining work?

A merchant has 2450 kg of sugar. He sells a part of it at 16% profit and the remaining quantity at 46% profit. If his total profit is 34%, then how much sugar (in kg) was sold at 46% profit?

The difference is ___, which is equal to 10.777..

Bushra sold his scooter for ₹14,280, earning him a profit of  \(\frac{1}{5}\) part of the selling price. Find the profit percentage.

Simplify the following. 54 − {20 ÷ (3 × 6 − 8)}