Sugar Shack Cookies had 5 types of cookies in its display case. The number of each cookie sold during day one is recorded. Find the percent of chocolate chip and oatmeal raisin cookies sold.

Answer: 40%
Step-by-step explanation:
Chocolate chip and oatmeal cookies: 9+35 = 44
Total cookies = 9+21+15+35+30 = 110
What percent is 44 of 110 (%/100 = is/of)
x/100 = 44/110 (cross multiplication)
4400/110 = 40