Quantitative Aptitude - Arithmetic Ability Questions

A miner sells a diamond to a trader at a profit of 40% and the trader sells it to a customer at a profit of 25%. If the customer pays Rs 56 lakhs to buy the diamond, what had it cost the miner (in Rs lakhs)?

A batsman makes a score of 81 runs in the 16th match and thus increases his average runs per match by 3. What is his average after the 16th match?

In the following question, select the odd word from the given alternatives.

If a--b = 4 and ab = 45, find the value of a3 - b3

The average value of property of Agil, Mugilan and Anithais Rs. 130cr. The Property of Agil is 20cr greater than the property value of Mugilan and Anitha property value is 50cr greater than the Agil property value. The value ofproperty of Anitha is

Find the radius of the circle if the area of its sector is 30.8 sq cm whose corresponding central angle is 72°?

Kamal has some apples. He sold 40% more than he ate. If he sold 70 apples, how many did he eat?

Pradeep has done 1/4th of a job in 14 days, Saquib completes the rest of the job in 56 days. In how many days can they together complete the job?