Percent error is calculated using

((Actual - predicted) / actual) * 100

In this case, the actual value of the number of pages he read is 20. The expected value was 23. So simply plug in:

((20 - 23) / 20) * 100 = -15%

Please don’t forget to like and mark brainliest

8 0

2 years ago

PLEASE HURRY I NEED YOUR HELP! show work

8090 [49]

Answer:

1) 10

- 3 3/8

________

=6 5/8

2) 1/5= 2/10

2/10

+ 20 3/10

+ 5 6/10

_________

25 11/10

= 26 1/10

3) 11/12

+ 10

- 10/12

________

= 10 1/12

5 0

3 years ago

Fully simplify 7c - 4h - 2c - 5h

astraxan [27]

Answer:

5c-9h

Step-by-step explanation:

1) 7c-4h-2c-5h

2) 5c-4h-5h

3) 5c-9h

4 0

1 year ago