Five times ten with ten to the fourth power in standard notation

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?