A worker bee has a mass of 0.00011 kg. Choose the best approximation of the mass of a worker bee.
Choose 1
A: 1 • 10^-4 kg
B: 1 • 10^-3 kg

An African elephant has a mass of 8139 kg.
Choose the best
Approximation of the mass of an African elephant.
Choose 1
A: 8 • 10^3 kg
B: 8 • 10^4 kg

Approximately how many times as large is the mass of an African elephant as the mass of a worker bee?
Choose 1
A. 8 • 10^6
B. 8 • 10^7
C. 8 • 10^8

Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half

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 statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.