4. The table below shows some input-output pairs for a function. Input values can be any English word. Output values are letters from the English alphabet.
Input
Cat
Riot
House
Stem
cang
Food
Output
a
o
e
n
0
a. Does the table represent a function? Explain.
b. If possible, describe the function rule and complete the table.

Which graph represents an even function?

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

What is the measure of angle tvu shown in the diagram below