Marty is explaining to susan how to solve the following problem, -4 – (-5)
he told susan that to subtract an integer, add its opposite. which of following would be correct?
a. to subtract an integer, add its opposite; 4 + (-5) = -1.
b. to subtract an integer, add its opposite; 4 + 5 = 9.
c. to subtract an integer, add its opposite; -4 + (-5) = -9
d. to subtract an integer, add its opposite; -4 + 5 = 1

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6

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.

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?