How much 2% sugar solution must be mixed with 8 gallons of 70% solution to make 67% solution?

How do you find the area of a triangle

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary