Problem: How does the sentence end?

The boy on the bike couldn't catch the boy on the skateboard, because the 
Answer: bike was slower.

Problem: How does the sentence end?

I put all my coins in a piggy bank instead of a coin purse because the 
Answer: piggy bank was large enough.

Problem: How does the sentence end?

I was able to carry the paint roller but I asked my husband to fetch the bucket because the 
Answer: paint roller was light.

Problem: How does the sentence end?

Samantha needed a washcloth because Maria bumped into him. 
Answer:
Samantha felt frustrated at being bumped into.