36 minus 20 minus 32 times 1/4

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

What is the slope of the line passing through the points (-5, 7) and (-3,5)?

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?