Determine the number of miles in 300 grams

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]

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?