Costa earned a gross commission of 2101.05 during july. what were his sales if his rate of commission is 10.5% of net sales and sales returns and allowances for the month were 8% of his gross sales?

Use the distributive law to multiply. 3(4x + 5y + 6)

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

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?