Quantitative Aptitude - Arithmetic Ability Questions

37 trees are planted in a straight line such that distance between any two consecutive trees is same. A car takes 20 seconds to reach the 13th tree. How much more time (in seconds) will it take to reach the last tree?

Price of a diamond is directly proportional to square of its weight. A man broke the diamond accidently in three pieces in the ratio of 3 : 5 : 7 and thus loses Rs 42600. What was the original price (in Rs) of the diamond?

A started a business with the capital of Rs 1800. After 4 months B joined with Rs 3600. 6 months after the business started C joined with Rs 1200.If the total profit earned at the end of the year is Rs 1760, then what is the share (in Rs) of A?

If 18th October 2011 was a Sunday, then what day of the week was it on 19th September 2012?

Find the compound interest on Rs. 62500 at 21% per annum for 1.5 years.

21 is 35 of what number?

If the truediscount on a sum due 2yrs hence at 14% per annum be Rs168. The sum due is?

If the radius of a circle is increased by 29% its area increases by