A spinner landed on red 12 times in 50 spins. How many times would you expect it to land on red 1,000 spins?

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?