Question

Imagine that a machine enables you to do 100 joules of work with a force input of 20 newtons. Now imagine that a new machine is invented that lets you do the same amount of work with a force input of just 10 newtons.The NEW machine makes you how many times stronger than the old one?

1. one-half as strong

2. twice as strong

3. three times as strong

4. ten times as strong

Choose one from the following above ^^^

@rvc