You can 
put this solution on YOUR website! .
If you know proportions, you can solve the problem as the other tutor suggests.
If you don't know proportions, then find the price of one pint of ice cream
    p = 5.91 : 3 =  = 197 cents = $1.97.
To find the cost for 40 pints of the ice cream, multiply $1.97 (or 197 cents) by 40.
 = 197 cents = $1.97.
To find the cost for 40 pints of the ice cream, multiply $1.97 (or 197 cents) by 40.