A trip was organized for 75 travelers for 35 days and the food supply was arranged accordingly. However, some travelers showed up with friends and there were 15 additional people from day one of the trip. Now, for how many days will the food supply last for all these people?
11.25
21.9
35
39
Explanation:
Total people after guests come = 75+15 = 90
75 people x 35 days x 1 = 90 people x ? days x 1
∴ ? = 29.1 days = Supplies will last for these many days