In any given year, a factory has a 20% probability of having an accident. About every how many years might the factory expect to have an accident?

Every 1 year

Every 2 years

Every 5 years

Every 20 years

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

The area of a circle is equal to 1 dm². find the radius of the circle.

Which of the following is equal to the square root of the cube root of 5 ? (1 point) 5 to the power of 1 over 3 5 to the power of 1 over 6 5 to the power of 2 over 3 5 to the power of 3 over 2