John invested $8,400 in an account paying an interest rate of 3% compounded continuously. Sarah invested $8,400 in an account paying an interest rate of 41%
compounded quarterly. To the nearest dollar, how much money would John have in
his account when Sarah's money has tripled in value?

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

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?