Scientist use microscopes to magnify very small objects so they can be seen with the human eye. if a microscope is set to magnification of 10,000 times the size of the object, how long is the actual sample of the cell if it appears to be .743 cm long?

a) 7.4 x 10^ -5
b) 7.43 x 10^ -5
c) 7.43 x 10^ -4
d) .743 x 10^ -5

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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.