Jim's weight is 80% of elijah's weight. elijah weighs 90 pounds. select all the statements that are true about jim's weight. answer choices a. jim weighs 70 pounds. b. jim's weight is less than elijah's weight. c. the ratio of jim's weight to elijah’s weight is represented by the shaded squares to the total squares. d. the ratio of jim's weight to elijah’s weight is represented by the ratio of the number of shaded squares to the number of unshaded squares.

When turned about its axis of rotation, which shape could have created this three-dimensional object?

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.

Factor the polynomial by its greatest common monomial factor.