Asolid lies between planes perpendicular to the x-axis at x=0 and x=18. the cross-sections perpendicular to the axis on the interval 0

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.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3