Quantitative Aptitude - Arithmetic Ability Questions

If (x+a) is the H.C.F of 2x2+5x-12 and x2+x-12 then find the value of a.

If the elevation of the Sun changes from 30° to 60° , then the difference between the lengths of shadows of a pole 15 m high, is

A shop keeper allows 20% discount on the marked price on his articles. Find the marked price of an article for which he charges Rs. 740

Suresh goes on a trip on his motor-cycle and rides for 410 kms. If he rides for 5 hours at a speed of 50 km/hr, find at what speed he travels for the remaining 4 hours of the journey?

A and B invest Rs. 3000 and Rs. 2400 respectively in a business. If after one year there is a loss of Rs. 720, how much loss will B bear? (Loss or Profit is in proportion to their investments)

On selling 25 shirts, a retailer earns profit equal to the cost price of 8 shirts. What is the profit percentage?

The cube of 105 is

The sum of a non-zero number and 9 times its reciprocal is 10. What is the number?