Kim has a bag of yo-yos. some of the yo-yos are red. the rest are yellow. the ratio of the number of red yo-yos to the number of yellow yo-yos is 5 : 9. if kim has a total of b yo-yos, how many more yellow yo-yos than red yo-yos are there?

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches. approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Hurry which expression is equivalent to 3√x^5y?