human
If Billy sleeps 6 hours one night, then 2 more hours than that the following night, and then half the previous amount the following night, and then finally triple the previous amount the final night, how much did he sleep in that four day period?
assistant
How many hours did Billy sleep the second night? ** Billy slept 6 hours the first night. He then slept 6+2=<<6+2=8>>8 hours the second night.
How many hours did Billy sleep the third night? ** Billy then slept 8/2=<<8/2=4>>4 hours the third night.
How many hours did Billy sleep the fourth night? ** Finally, Billy slept 4*3=<<4*3=12>>12 hours the fourth night.
How many hours did Billy sleep in that four day period? ** In total, Billy slept 6+8+4+12=<<6+8+4+12=30>>30 hours.
#### 30