Alex and Charlene are playing a card game, where each card has a value. After Alex doubles his total cards value, he has a total of −16.5 points. What was his cards value before he doubled it

At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies

How to simply and write the answer n a whole number

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%