A population has a mean equal u= 39 and a standard deviation equals o=24 find the mean and standard deviation of a sampling distribution of sample means with sample size n=36

What is the number 321,000,000 in scientific notation? also what is the number? ?

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?