Kerala Board Solutions for Chapter: Ratio, Exercise 3: Exercise 3

Johny invested $50000$ rupees, Jaleel $40000$ rupees and Jayan $20000$ rupees to start a business together. They got $3300$ rupees as profit in a month, which they divided in the ratio of their investments. How much did each get?

The capacities of three water tanks are in the ratio $2 : 3 : 5$. The smallest of them can hold $2500$ litres. How many litres can the other two hold?

The angles of a triangle are in the ratio $1:3:5$. How much is each angle?

The outer angles of triangle are in the ratio $5:6:7$. What are the angles?

The sides of a triangle are in the ratio $2:3:4$. The longest side is $20$ centimetres more than the shortest side. Calculate the length of all three sides.

A box contains beads of three colours. Black beads and white beads are in the ratio $3:5$. White and red are in the ratio $2:3$. What is the ratio of all three colours? (Write the answer in the format $a:b:c$)

The length, breadth and height of a rectangle block are in the ratio $3:2:5$ and its volume is $3750$ cubic centimetres. Calculate the length, breadth and height.