Quantitative Aptitude - Arithmetic Ability Questions

A sump is filled by three tankers with uniform flow. The first two tankers operating simultaneously fill the sump in the same time during which the sump is filled by the third tanker alone. The second tanker fills the sump 5 hours faster than the first tanker and 4 hours slower than the third tanker. The time required by the first tanker is:

The salary of a person is reduced by 20% . To restore the previous salary, his present salary is to be increased by

5% more is gained by selling a watch for Rs. 350 than by selling it for Rs. 340. The cost price of the watch is

In triangle ABC, ∠ABC = 90°. BP is drawn perpendicular to AC. If ∠BAP = 50°, then what is the value (in degrees) of ∠PBC?

If the difference between the measures of the two smaller angles of a right angled triangle is 8°, then the smallest angle is

The radius and height of a solid cylinder are increased by 2% each. What will be the approximate percentage increase in volume?

The interest on Rs. 1250 for 6 years at the rate of 4% simple interest per annum will be

A shopkeeper increases the price of an object by 40% and then sells it at 25% discount on the marked price. If the selling price of such an object be Rs. 2100, its cost price for the shopkeeper was ?