Answer:
The weighted average is of 69.94.
Step-by-step explanation:
Weighted average:
The weighed average is found multiplying each grade by its respective weight.
The grades, and weights are:
67 on the lab, with a weight of 23% = 0.23
69 on the first major test, with a weight is 21.5% = 0.215
85 on the second major test, with a weight is 21.5% = 0.215.
63 on the final exam, with a weight of 34% = 0.34.
Weighted average:
The weighted average is of 69.94.
Answer:
b or c I'm not for sure
Step-by-step explanation:
hope this helps
W = 2. How do we find this out?
Put "w" as "2". 8-2(2)=6(2)-8
8 - 4 = 12 - 8.
Solve.
4 = 4
Hope this helps! ☺♥