The ratio of boys to girls in a class is 5 : 3. If there are 24 girls, what is the total number of students?

The salaries of A and B are in the ratio 4 : 5. If A’s salary increases by 20% and B’s by 10%, what is the new ratio?

Milk and water are mixed in the ratio 3 : 1. If 10 liters of water is added and the ratio becomes 3 : 2, find the original quantity of milk.

A sum is divided among A, B, and C in the ratio 2 : 3 : 5. If C gets ₹2000 more than A, what is the total sum?

The ratio of the present ages of Ram and Shyam is 4 : 5. After 10 years, the ratio becomes 6 : 7. What is Ram’s present age?

If x : y = 5 : 8 and y : z = 4 : 9, find x : y : z.

Three containers contain milk in the ratio 1 : 2 : 3. If 20 liters are removed from each and the remaining milk is in the ratio 2 : 3 : 4, find the initial quantity of milk in the first container.

The ratio of copper to zinc in an alloy is 5 : 2. How much zinc should be added to 14 kg of alloy so that the ratio becomes 5 : 3?

The incomes of A, B, and C are in the ratio 3 : 4 : 7 and expenses are in the ratio 4 : 5 : 8. If their savings are equal, find the ratio of income to expenditure.

If a : b = 3 : 4 and b : c = 5 : 6, then a : b : c = ?

If a : b = 3 : 4 and b : c = 5 : 6, then a : b : c = ?

Divide ₹720 in the ratio 2 : 3 : 7. What is the largest share?

The ratio of ages of A and B is 5 : 7. If the sum of their ages is 36 years, find B’s age.

The ratio of speeds of two trains is 3 : 5. If the slower train covers 180 km in 3 hours, how long will the faster train take to cover 300 km?

Find the simple interest on Rs.8000 at 12% per annum for 2 years.

A sum amounts to Rs.7260 in 2 years at 10% simple interest. Find the principal.

Find the compound interest on Rs. 5000 at 10% per annum for 2 years.

Find the difference between compound interest and simple interest on Rs. 4000 for 2 years at 5% per annum.

At what rate percent per annum will Rs. 6000 amount to Rs. 7200 in 4 years at simple interest?

A sum doubles itself in 5 years at simple interest. Find the rate of interest.

Find the amount on Rs. 10000 after 3 years at 8% compound interest.

The compound interest on a sum for 2 years at 10% per annum is Rs. 420. Find the principal.

In how many years will Rs. 9000 amount to Rs. 11700 at 10% simple interest?

The difference between compound interest and simple interest on a sum at 5% per annum for 2 years is Rs. 25. Find the sum.

If a car travels at a speed of 60 km/h, how long will it take to cover 180 km?

If the ratio of boys to girls in a class is 3:2, how many girls are there if there are 15 boys?

Calculate the simple interest on a principal of $1000 at a rate of 5% per annum for 3 years

A job can be completed by 4 workers in 10 days. How many days will it take for 2 workers to complete the same job?

Convert the ratio 4:5 into a fraction