Mathematics, 13.11.2019 21:31, kevinvalencia01

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a proportional relationship between the number of tickets purchased (x) and the cost of tickets (y) is graphed. if the ordered pair (2,14) is a point on the line graphed, what is the price of 3 tickets?

$3
$7
$14
$21
$28

erika guessed her friends age to be 19. in reality, her friend is actually 20. what is the percentage of error in erika’s guess? explain your steps to receive full credit. be sure to include the formula used.

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a proportional relationship...