Which set of ordered pairs represents a function? {(-4,9),(-5,4), (-5, -2), (1, -6)}

{(2,6), (5,1), (9,4),(2,-6)}

{(-7,-8), (0,1),(-3,9), (-4, -8)}

{(-6, -5),(-3,-4), (6,6), (-3,8)}

1,918

step-by-step explanation:

175

step-by-step explanation:

2 inches x 10 miles = 200 miles - 3 inches = 175

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.