2. when abby was born, her parents put $50 into an account that yielded 3.5% interest, compounded monthly. they
continue to deposit $50 a month into the account. how much will abby have towards a car on her 16th birthday?
a. $9.936.01
b. $1.090.75
c. $12.884.22
d. $13.951.34

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.

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?