Question

HELP PLEASE!!:P

Martha estimated there were 91 marbles in a jar for a contest. The actual number of marbles in the jar was 113. What was the percent error of Martha's estimation?
a. 80.53%
b. 22%
c. 24.18%
d. 19.47%

Answer 1

are you in studyisland?

Answer 2

lol

Answer 3

yeah :(

Answer 4

me too

Answer 5

D

Answer 6

113-91

Answer 7

=22

Answer 8

22/113=

Answer 9

19.47

Answer 10

yaay thx :)

Answer 11

you in k12

Answer 12

$$\Large \text{Percent Error} = \frac {| estimate - actual|}{actual} *100$$

Answer 13

yeah