Tabitha and her parents drive to dallas for a wedding. after 90 minutes, tabithas father tells her they have traveled 105 miles what is the average rate of speed the car travels in 90 minutes?

a) 52.5 miles per hour

b) 78.5 miles per hour

c)75 miles per hour

d)70 miles per hour

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.

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.