SUPER EASY AND ILL GIVE BRAINLIEST which of the following tables represent functions?
a. I and IV only
b. II and III only
c. I, II and III only
d. II, III and IV only

For how answer my question this will be the last question can you answer in math subject

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)