Answer:
Step-by-step explanation:
2/3 = 0.66
1 hour = 60
60 x 0.66 = 39.6 or 40
In which, 60 - 40 = 20; so he only drinks 3 1/2 liters every 40 minutes.
He drinks 3 1/2 every hour.
Answer:
Length = 7, width = 1.
Step-by-step explanation:
7 and 1 are the only possible dimensions as 7 is a prime number.
I think it is 50, the first one, you will count 6, on each link 4 more is added so when adding 11 more links it would be 44+6 which is 50