Is the following number rational or irrational?
9.0
A: rational
B: Irrational

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?