How many lead cubes of side 3 cm could be made from a lead cube of side 27 cm?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5