Is the ratio 4.2:1.5 proportional to the ratio 12:5? Explain.

Evaluate the expression for the given value of the variable 7a - 4a for a =8

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

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.