Problem: How does the sentence end?

Men lifted weights at the gym while women ran on the treadmill, since 
Answer: women wanted small muscles.

Problem: How does the sentence end?

Katrina was wealthier than Carrie but 
Answer: Carrie saved hard to afford the fees to send their children to private school.

Problem: How does the sentence end?

Jennifer liked animals more than Carrie although 
Answer: Jennifer did not want to get a new box turtle.

Problem: How does the sentence end?

The man slept better on the bed than on the sofa because the 
Answer:
sofa was harder.