Quantitative Aptitude - Arithmetic Ability Questions

A product was sold foe Rs. 4,500 at a profit of 12.5%. What was the amount of profit?

The profit (in Rs.) after selling an article for Rs.524 is the same as the loss (in Rs.) after selling it for Rs.452. The cost price of the article is:

A mixture of 240 litres of juice and water contains 15% water. How much more water (in litres) should be added to this so that the strength of water will become 25% in the new mixture?

An engineering student has to secure 25% marks to pass. He gets 45 and fails by 45 marks. Find the maximum marks.

The value of 1+tan2∅(1-sin2∅) is

Find the greatest number among 213, 312, 1, 516

For triangle PQR, find equation of altitude PS if co­-ordinates of P, Q and R are (6,2), (0,3) and (­-4,5) respectively?

Select the odd number from the given alternatives.