Question

The cost y (in dollars) to provide food for guests at a dinner party is proportional to the number x of guests attending the party. IT costs $30 to provide food for 4 guests.

a. Write an equation that represents the situation.
b. Interpret the slope.
c. How much does it cost to provide food for 10 guests?

Please give examples of the ordered pairs. Preferably 2, 4, and 0 for x

Answer 1

a. $30/4gueest = $7.5 per guest

Y = 7.5x

b. Slope = 7.5

c. Y = 7.5x = 7.5 * 10 = $75

(x, y) = (10,75).
(2,15), (4,30), (0,0).

Answer 2

I don't know the answer tell me please

Answer 3

goodjob