The admission fee at an amusement park is 1.5 dollars for children and 4 dollars for adults. On a certain day, 271 people entered the park, and the admission fees collected totaled 794 dollars. How many children and how many adults were admitted?

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

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.

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily