389.50 minus 197 for parts will give you your answer
Your answer would be step two. If you follow PEMDAS then you would have to do your parentheise
Answer:
For Part B let's add up how many scores there were in total which is 3 + 7 + 7 + 8 + 5 = 30. 30 / 5 = 6 so the answer is 6 rounds.
Answer:
D(4, 1)
Step-by-step explanation:
The two diagonals have the same midpoint, so ...
(A+C)/2 = (B+D)/2
A+C = B+D . . . . multiply by 2
A+C-B = D . . . . . subtract B
D = (1, 1) + (5, 3) - (2, 3) = (1+5-2, 1+3-3)
D = (4, 1)
Answer:
1.5
45
Step-by-step explanation:
The probability for each answer is 1/4
Each question has an expected value of <u>1.5</u> points.
The expected score of the test is <u>30*1.5</u>= 45 points
