小学数学题 谁能翻译成英文？我懂点英文，请别用软件翻译

A factory of the original 20, there are now 45 persons.

1.Now a number of more than a few percent?
2. how about the original people of a few percentage points less than it is now?

There were twenty people in the Factory A before,now there are forty people in Factory A.

1.How much percent is persent number of people more than the original number?

2.How much percent is original number of people less than the present number?

A factory originally had 20 workers, now has 45 workers.
1. What is the percentage of the number of workers increased in this factory？
2. What is the percentage of the original number of workers to the number of workers now in this factory?

Factory A had 20 people before, and it has 45 people now.
1.how many percent higher is the number of people now than it had before?
2.how many percent lower is the number of people before than it has now?

A factory has 20 people originally, hav