A dolphin swam 5 1/2 miles in 1/2 hour. What was its average speed in miles per hour (mph) A. 20 mph
B. 11 mph
C. 1 13/16
D. 10 1/4

Please help

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?