The last one since it contains only fractions
.8 (88%)+.2x=90%
70.4%+.2x=90%
subtract 70.4% from 90% to get 19.6%
make the .2x into 2 and the 19.6 into 196
divide 196 by 2 to come up with the answer of 98%.
you will need a 98% to have a 90% for the final grade
Answer:
no
Step-by-step explanation:
its confusing
Answer:
d
Step-by-step explanation:
I took the test. Hope I could help!
