A bakery sells mocha cupcakes and chocolate cupcakes. It sold 220 cupcakes in a day, and 45% of them were chocolate. How many of the cupcakes sold that day were mocha?

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document