Jane bought 7 face masks from store A. She bought 4 face masks from store B. She was really happy with the customer service she got from store B so she gave them a $15 tip. Jane spent the same amount of money at each store. What is the cost of each mask?

What is 0.000008 meters in scientific notation

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.

The difference between the measures of two complementary angles is 14. find the measure of both angles.