There are 140 cars in a parking lot. Bob looks at 15 cars and finds out that 2 cars are gray-colored. Approximately how many cars in the parking lot are gray-colored?

Find the value of the cosine for angle a

Brent wants to know what is 5 x 1/2

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93