Ben's date of birth is a prime number between 15 and 25. this number has 57 as a multiple. what date is ben's birthday? write the factors pair of the prime number of ben's date of birth.

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x, and the distance in miles, y, that he travels.