A farmer has 180 bushels of wheat to sell at his roadside stand. He sells an average of 14 1 5 bushels each day. Represent the total change in the number of bushels he has for sale after 7 days. The total change in the number of bushels he has for sale is nothing. (Type an integer, proper fraction, or mixed number.)

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.

Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.

Which statements are true about additional information for proving that the triangles are congruent check all that apply