Answer: 1 hour 20 minutes
<u>Step-by-step explanation:</u>
Let's figure out how long it would take 1 person to dig the hole and then divide that number by 9 (since they are sharing the workload).

Answer:
g=6
Step-by-step explanation:
g=4 and g=5 will be more than 7 but g=6 is less.
Answer:
rational
Step-by-step explanation: