Question

at a fall festival,the student council sold 149 drinks and collected $223.50. The total amount collected is proportional to the number of drinks sold. What is the constant of proportionality in terms of dollars per drink ?

Answer 1

Explanation:

Find the unit cost:

$223.50

------------------ = $1.50/drink

149 drinks

Then y = revenue from sales of drinks = ($1.50/drink)(number of drinks).

The constant of proportionality is $1.50/drink.

Answer 2

1 drink/$1.50

Explanation:

you have to find the cost of each drink by dividing the money raised by the number of drinks sold

223.50/149=

1.50