Brad earns $12 per hour and $7 for each delivery he makes. He wants to earn more than $205 in a 8-hour workday. What is the least number of deliveries he must make to reach his goal?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)