If 1 16 oz can cost. $1 how much is 8 40oz cans

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

Ineed i been stuck on this question since yesterday