Problem: How does the sentence end?

When it came to routines, Patricia left it up to Victoria because 
Answer: Patricia had no organization skills.

Problem: How does the sentence end?

Rebecca can do the laundry more quickly than Betty because 
Answer: Rebecca has much more experience doing it.

Problem: How does the sentence end?

Maria liked to play adventure games. Monica preferred brain games. 
Answer: Maria didn't like having to think hard.

Problem: How does the sentence end?

Chemistry was a less popular discipline at the school than biology, as the 
Answer:
biology was more lucrative as a field.