What is the volume of the cone to the nearest tenth?

1,520.5 m^3
552.9 m^3
829.4 m^3
1,244.1 m^3

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

In what form is the following linear equation written y=9x+2