Abow is made out of 5/8 yards of red ribbon and 3/4 yards of blue ribbon. what is the unit rate of red ribbon to blue ribbon? (i attached the picture.)

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount