Maths

What is the solution to the equation 2x + 5 = 15?

What is the area of a triangle with a base of 10 cm and a height of 5 cm?

If you have a rectangle with a length of 8 cm and a width of 3 cm, what is its perimeter?

What is the value of the expression 3^2 + 4^2?

Which of the following is a prime number?

What is the slope of the line represented by the equation y = 2x + 3?

If a circle has a radius of 7 cm, what is its circumference? (Use π ≈ 3.14)

What is the probability of rolling a sum of 7 with two dice?

What is the mean of the following set of numbers: 3, 7, 5, 9, 6?

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