3sisters are each 2 years apart in age. the youngest sister is emily, the middle sister is samantha and the oldest sister is lauren. together their combined ages are 42. how old is each sister? a. define the variable(s). b. write an equation for this situation using one variable. c. solve the equation for the ages of the 3 sisters. font family font size

43lbs of tomatos cost $387. how much would 41lbs cost

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form

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.