Ibuy a hat for $12 and give the cashier $20. how much change do i receive? what is the expression?

15/16 as a decimal rounded to the nearest hundredth

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a