# The classroom

In the seventh class the number of boys and girls are at a ratio of 4:5. Boys are 16. How many total students are in the classroom?

**Your answer:**Tips to related online calculators

Check out our ratio calculator.

Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?

Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?