HEL two teachers, Mrs. Wright and Mr. kinder, decided to buy calculators and protractors for their classrooms. Mrs. Wright buys 40 calculators and 30 protractors for $485. Mr. Kinder buys 20 of each for $252. What are the individual costs of the calculators and protractors that were purchased

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

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.

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)