Helen's shop is 60 meters wide and 80 meters long. the parking lot in front of helen's shop is twice as long as it is wide and is 50 meters wide. what is the sum of the area of helen's shop and the parking lot?

How many zeros does the function f(x)=4x3-x2+1 have

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?

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !