Quantitative Aptitude - Arithmetic Ability Questions

To cover a distance of 216 km in 3.2 hours, what should be the average speed of the car in meters/second?

One tap can fill a water tank in 50 mins and another tap can make the filled tank empty in 75 mins. If both the taps are open together, already half filled tank would be full in

Profit obtained on selling an article for Rs 540 is equal to the loss incurred on selling the article for Rs 370. If selling price is Rs. 910, then what is the profit percentage?

A trader had 16 quintals of wheat. He sold a part of it at 17% profit and the rest at 27% profit, so that he made a total profit of 21%. How much wheat did he sell at 27% profit?

If the true discount on sum due 2 years hence at 14% per annum be Rs. 168, the sum due is

A trader buys 500 kgs of cotton for Rs 9,000. 10% of this cotton is spoiled due to rain. At what rate (Rs/Kg) should he sell the rest to earn 10% profit?

2 sec2A is equal to

If the measure of the interior angle of a regular polygon is 1800, then how many sides does it have?