Since there are 21 questions and one is extra credit, the fraction is 21/20. Divide it to get 1.05. In percent, this is 105%. Hope this helps!
9514 1404 393
Answer:
n(B) = 4
Step-by-step explanation:
There are four (4) elements in set B.
n(B) = 4
The answer is C 2/5 = 0.4
Answer:
F =
C + 32
Step-by-step explanation:
Given
C =
(F - 32)
Multiply both sides by
to clear the fraction
C = F - 32 ( add 32 to both sides )
C + 32 = F