Restaurant owners say that It is good for each customer to have 300inches to the power of two space at their table . How many customers would you sit at each table

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.