What's the conversion factor used to convert miles to yards?
a. 1 mile = 5,280 yards
b. 1 mile = 1,760 yards
c. 1 mile = 3,600 yards
d. 1 mile = 1,000 yards

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

How is working backward similar to solving an equation?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?