Question

Jack took a test and got 10 out of 20 points. He took a make-up test and got 20 out of 25 points. The percent of increase in Jack's score is about _____.

Answer 1

Answer:

the answer is 30%

Step-by-step explanation:

to figure out Jack's score, set up equation 10 out of total 20,

10/20 . 10/20 is 50%

20 out of 25 is 20 divided by 25 which is 80%

subtract 50 from 80 to get 30

Answer 2

Answer:

30%

Step-by-step explanation:

10 out of 20=50% since it is half and 20 out of 25=80% I know this because when your taking a test out of 20 1 answer=4%

10/25=40%

11/25=44%

12/25=48%     Those are just some examples

15/25=60%

16/25=64%

20/25=80%

21/25=84%

22/25=88%

23/25=92%

24/25=96%

25/25=100%