Answer:
The answer is "
"
Step-by-step explanation:
Given values:

Using formula:

Put the values in the above formula:

Answer:
85%
Step-by-step explanation:
If she got 3 wrong then it means she got 20-3 right, so she got 17 questions right.
From there we get the fraction: 17/20
To make the a percentage we times both the top and bottom by 5 (because 20 x 5 = 100)
By doing that we get 17x5/20x5
= 85/100
That is equal to 85%
Answer:
it is B
Step-by-step explanation:
Answer:
66-4y
Step-by-step explanation:
(11x3 – 2y)2
= (33 -2y)2
= 66-4y
<span>Combinations. This is because in combinations the order does not matter
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