Suppose you and some friends are going to the movies. The amount of money you spend for tickets varies directly with the number of people buying tickets. If you spend $48 for six tickets, what is the constant of variation?

Help plz

Question

Suppose you and some friends are going to the movies. The amount of money you spend for tickets varies directly with the number of people buying tickets. If you spend $48 for six tickets, what is the constant of variation?



Help plz

anonymous · Answer

Hi welcome to OPenstudy!

Let y=amt of money, x=number of people, k=constant
y=kx, since "amount of money you spend for tickets varies directly with the number of people buying tickets".
substitute the given values.
y=48, x=6
y=kx
48=k(6)
solve for k and you'll get the  constant :)