Mathematics Questions and Answers for Competitive Exam

At a simple interest Rs. 3050 becomes Rs. 4026 in four years. If the interest rate was increased by 4% how much would Rs.7500 become in four years ?

Anshul borrowed Rs. 24800 from Deepak at 8% p.a. simple interest for 4 years. He then added some more money to the borrowed sum and lent it to Rajeev for the same period at 10% p.a. If Anshul gains Rs. 5184 in the whole transaction, how much money did he add from his side?

Ramesh invests a sum of money which becomes Rs. 1344 in 3 years and Rs. 1536 in 7 years. How much had he invested?

What sum of money must be given as simple interest for six months at 4% per annum in order to earn 150 interest?

A sum fetches a simple interest of Rs. 6000 at the rate of 5% p.a. in 6 years. What would be the compound interest earned at the same rate of interest and the same principal in 2 years?

Pooja wants to sell a watch at a profit of 20%. She bought it at 10% less and sold it at ₹ 30 less, but still she gained 20%. The cost price of watch is

A fruit merchant makes a profit of 25% by selling mangoes at a certain price. If he charges Re. 1 more on each mango, he would gain 50%. At first the price of one mango was

There is 10% loss if an article is sold at Rs. 270. Then the cost price of the article is

By selling an article for Rs. 450, I lose 20%. For what price should I sell it to gain 20% ? 

I purchase some mango at the rate of 18 for Rs. 22 and sold the whole lot at the rate of 22 for Rs. 18 find the approximately gain or loss percent.