Sandy works at a clothing store. she makes $8 per hour plus earns 10% commission on her sales. she worked 79 hours over the last two weeks and had a total of $1,791 in sales before taxes. which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?
a. $811
b.$242
c.$179
d.$632

What is the solution of sqrt x+2-15=-3

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?