Area of a rectangle is equal to the area of the circle whose radius is 21 cms. If the length and the breadth of the rectangle are in the ratio of 14:11 respectively, what is its perimeter?
150 cms
Three men A,B and C start a business together. they invest Rs.30000, Rs. 24000 and Rs.42000 respectively in the beginning. 4 months. B took out Rs. 6000 and C took out Rs. 10000. they get a profit of
2803
The edge of an ice cube is 14 cm. The volume of the largest cylindrical ice cube that can be formed out of it is
2156 cu.cm
A sum of Rs. 16800 is divided into two parts.One part is lent at the simple interest of 6% per annum and the other at 8% per annum. After 2 years total sum received is Rs. 19000. The sum lent at 6% of
Rs. 12200
The present age of Romila is one fourth of that of her father. After 6 years the father's age will be twice the age of kapil. If Kapil celebrated fifth birthday 8 years ago, what is Romils's present
7.5 years
In a examination, 30% of total students failed in Hindi, 45% failed in English and 20% failed in both subjects. Find the percentage of those who passed in both the subjects.