Traffic cone is 15 inches tall and has a diameter of 10 inches. Jack hit it while driving home in the rain. How much did he collect while sitting upside down on the road?

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Can someone pls ! pls answer all. no explanation needed..

How many solutions does the nonlinear system of equations graphed bellow have?