Answer:
The answer is B. Associative.
Step-by-step explanation:
The reason why its B because the associative property states that even if the numbers are regrouped, the answer will still be the same.
I might be wrong
The percent decrease between 9.74 and 9.65 is ≈0.92%decrease
Opposite of positive is negative and vise versa for negative. You are required to find the value of x that makes is -3. So your answer is C.-3/2
Answer:
C
Step-by-step explanation:
all the options can give 9m+27 except C; 9m+12
<span>You have to calculate z-scores for each of these values and then compare them with what is needed for the 80%tile on a Normal curve.
z = (value - mean)/(standard deviation) = (value-60.0)/0.5.
z= 1 has 84% of the values smaller.</span>