For a certain model of car the distance d required to stop the vehicle if it is traveling at v mi/h is given by the formula d = v + v2/20
where d is measured in feet. Kerry wants her stopping distance not to exceed 120 ft. At what range of speeds (in mi/h) can she travel? (Enter your answer using interval notation.)

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

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?