Question

A concession stand sells walking tacos for $3 each and boxes of popcorn for $1 each. Wayne has $10 to spend.

The function y = 10 - 3x represents the number of walking tacos (x) and boxes of popcorn (y) that Wayne can buy.

Which is the only set of ordered pairs that make sense for this situation?

a)--- { ( -1 , 13 ) , ( 0 , 10 ) , ( 1 , 7 ) , ( 2 , 4 ) }

b)--- { ( 0 , 10 ) , ( 1 , 7 ) , ( 2 , 4 ) , ( 3 , 1 ) }

c) --- { ( 1 , 7 ) , ( 2 , 4 ) , ( 3 , 1 ) , ( 4 , -2 ) }

d) None of the above

Answer 1

None of the above

because when you 3x_ any of these answer don't = 10