400
Mr. Strand waters his rose bushes for a total of 15 minutes. He waters each rose busy for 3 minutes. How many rose bushes does Mr. Strand water? Represent the problems using multiplication and division sentences and a letter for the unknown. Then, solve the problem.
example: 15 divided by 3 = n
n = 5
3 x n = 15
n = 5
Mr. Strand waters each bush for 5 minutes.