The perimeter of a circle is equal to the square perimeter. What will be the ratio of their areas?

Four years ago, the age ratio of A and B was 2: 3 and after four years this ratio will be 5: 7. What is his present age?

If the length of a rectangle is increased by 10% and the area is unchanged, then how much percent does the breadth decrease?

There would be a 10 % loss. if rice is sold at ₹ 54 per kg. To earn a profit of 20 %, the price of rice per kg will be 

The average of six numbers is 3.52. The average of two of them is 3.7, while the average of other two is 2.5. What is the average of the remaining two?

Direction: Study the following graph carefully and answer the following questions.

What is the ratio of companies having more demand than production to those having more production than demand?

By selling a car for ₹ 64,000, Mr. Rao lost 20%. Then the cost price of the car is :

The area of a triangle is 96 cm² and the ratio of its sides is 6 : 8 : 10. What is the perimeter of the triangle?