Ratio & Proportion Mock Tests

In a mixture of 60 litres, the ratio of milk to water is 2:1. How much water must be added to make the ratio 1:2?

The ratio of speeds of two cars is 3:5. If the faster car travels at 100 km/hr, what is the speed of the slower car?

Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:

In a mixture of 63 litres, the ratio of milk to water is 5 : 2. How much water must be removed to change the ratio to 7 : 4?

In a partnership, A invests ₹30,000 and B invests ₹45,000. If the total profit is ₹12,000, what is A's share?

If a:b = 2:3 and b:c = 4:5, then what is a:c?

The ratio of ages of father and son 10 years hence will be 3 : 2. If the ratio of their present ages is 5 : 3, what is the present age of the father?

In a partnership, A invests ₹30000 and B invests ₹45000. After 8 months, A withdraws ₹10000. What is the ratio of their profits at the end of the year?