Present ages of Sameer and Anand are in the ratio of 5 : 4 respectively. Three years hence, the ratio of their ages will become 11 : 9 respectively. What is Anand's present age in years?

The diameter of a circle is equal to the perimeter of a square whose area is 3136 sq cm. What is the circumference of the circle?

If bc+ab+ca=abc, then the value of $$ {b+c\over {bc(a-1)}}+{a-c\over {ac(b-1)}}+{a+b\over {ab(c-1)}}$$ is

Directions: Study the information given below and answer the questions that follow.
An article was bought for Rs. 5600. Its price was marked up by 12%. Thereafter it was sold at a discount of 5% on the marked price.

What was the marked price of the article?

An article listed at 800 is sold at successive discounts of 25 % and 15 %. The buyer desires to sell it off at a profit of 20 % after allowing a 10 % discount. What would be his list price?

An article is sold at 5 % profit. The ratio of selling price and cost price will be 

A car worth Rs 30,000 was sold by A to B at 10 % profit. B sold the car back to A at 5 % loss. In the entire transaction.

The area of a rhombus is 216 cm² and the length of its one diagonal is 24 cm . The perimeter ( in cm ) of the rhombus is