The 13 pound bag is 1/2 of the 26 pound bag so if 40 dogs eat that then 20 dogs will eat 13 pounds.
Your answer should be 20 dogs
Answer: 11 people
Explanation:
Find the total people who actually drink something:
120 - 17 = 103
Find the sum of people who drink cold and soft drink:
88 + 26 = 114
Find the people who drinks both:
114 - 103 = 11 people