In a school, the ratio of the number of pupils to the number of teachers is 20:1. If the number of pupils is 840, how many teachers are there?

Use a 10x10 grid to express the fraction 11/20 as a percent. How many squares would I shade in?

3 (2.7+5) - 2 what is the answer

Write an expression for the following verbal phrase: The quotient of twelve and the product of three times x

The speed of light in mph

A boat tour guide expects his tour to travel at a rate of x mph on the first leg of the trip. On the return route, the boat travels against the current, decreasing the boat's rate by 10 mph. The group needs to travel an average of at least 24 mph.

A dive ring is 10 feet below the surface of the water in a pool. Sabine dives down and brings the ring back to the surface. What integer represents the dive ring's position with respect to the surface of the water? Enter your answer in the box.

8•10 to the 3rd power is how many times as large as 4•10 to the 2nd power

Modern Vehicles Company came up with two different plans for the next financial year. Plan Y: Increase vehicle production by 5% every year. Plan Z: Increase production by 300 vehicles every year.

A wire 314 feet long is only four-fifths of the length between two posts. How far apart are the posts?

The table shows ordered pairs for a polynomial function, f. x f (x) - 3 - 32 - 2 - 9 - 1 0 0 1 1 0 2 3 3 16 what is the degree of f?