Mental Math In a toy store, the ratio of the number of teddy bears to the number of dolls is 8 : 7. If the store has 320 teddy bears, how many dolls are in the store? Use pencil and paper. Describe the mental math steps you use to solve this problem. There are nothing dolls in the store.

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Can someone me do math because i am having a breakdown rn because i don’t get it

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).