Scarlett earned some money doing odd jobs last summer and put it in a savings account that earns 13% interest compounded quarterly. After 3 years, there is $100.00 in the account.

How much did Scarlett earn doing odd jobs?

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

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?