A small company manufactures two products: A and B. Each product requires three operations: assembly, finishing and testing. Product A requires 1 hour of assembly, 3 hours of finishing, and 1 hour of testing. Product B requires 3 hours of assembly, 1 hour of finishing, and 1 hour of testing. The total work-hours available per week in the assembly division is 60, in finishing is 60, and in testing is 24. Each item of product A has a profit of $50, and each item of Product B has a profit of $75. How many of each should be made to maximize profit?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288