The following that are mathematical sentences are b,c
Answer: The percentile is 89
Step-by-step explanation:
This question can be solved using concept for t tables
In a normal distribution the curve. 
The relationship between z score, mean and standard deviation is given by

So the z value according to this is given by the formula

From the z table we can infer that p value for z=+1.217 is 88.82
So 1750 is 89th percentile
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Answer:
7 sqrt(3) =x
Step-by-step explanation:
We know that sin 60 = opposite / hypotenuse
sin 60 = x/14
Multiply both sides by 14
14 sin 60 = x
14 * (sqrt(3)/2) =x
7 sqrt(3) =x
Answer:
An exponential has the base at the bottom, or the lower portion. Think of "basement" to help remember this. The exponent is the number up top, so 12 is the exponent
therefore, the correct answer is 11