Natalie budgets $146 for yoga training. She buys a yoga mat for $10 and spends at least $9 per day on yoga classes. Which inequality represents the number of days, d, on which Natalie can take classes?
A 146 s 3d + 10
B. 146 9d+10
C146 s 10d + 9
D. 146 100+ 9

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

Adding and subtracting matricesfind the value of each variable. x = and y = would

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.