13. The cost (in dollars) of making a Birthday Balloon Bouquets is represented by C = 10b + 5. How many Birthday Balloon Bouquets are made when the cost is $135?

Can i get some on 18,20,& 22? or one of them

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?

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²