Which is an algebraic expression for five more then z?

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

Nicole is making carrot bread she needs 5 cups of carrots for 2 cups of sugar.what is the ratio of cups of sugar to cups of carrots that nicole will need? write the ration in three different ways

Adam bought a apples for $1.50 each and b oranges for $2 each. he spent 1.50a+2b dollars. what does 2b represent?