Karen wants to get an average of 92% at the end of the semester in her class. She has 1 test left to take before the semester is

Question

3 years ago

14

Karen wants to get an average of 92% at the end of the semester in her class. She has 1 test left to take before the semester is

over to raise her average. If she recieved an 88%, 87%, 95%, and 93% on her tests what does she need to recieve on her last test to obtain the 92% average?
97%
100%
95%
83%

Mathematics

1 answer:

tresset_1 [31] · Answer 1 · 2022-08-04T23:38:15+03:00

tresset_1 [31]3 years ago

5 0

The answer is 97%
88+87+95+93+x/5=92
363+x/5=92
363+x=460
X=97