Nrite and justify your thinking for the tasks A-B below. 1) Luis was mixing blue and red paint in a ratio of 2:3 to make purple paint. He wants to make 45 liters of purple paint. He began to make a table to help him think about the problem, but he is unsure of what to do next. Liters of blue paint Liters of red paint Liters of purple paint 2 3 5 4 6 10 ve ? ? ? ? ? ? ? ?

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.

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9