Simplify.
A. x3y7z4
B. 
C. 
D. 
Answer: D
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Solve.The sum of a student's three scores is 228. The first is 16 more than the second, and the sum of the first two is 36 more than twice the third. Find the student's first score.
A. 74 B. 48 C. 64 D. 90
Translate the sentence to an algebraic inequality.The number of people at a concert is not to exceed 2718.
A. x ? 2718 B. x ? 2718 C. x < 2718 D. x > 2718
Provide an appropriate response.A prime number has exactly 
factor(s).
A. 3 B. 1 C. 0 D. 2
Boxes are labeled as containing 500 g of cereal. The machine filling the boxes produces weights that are normally distributed with standard deviation 12 g. If the target weight is 500 g, what is the probability that the machine produces a box with less than 490 g of cereal? Round your answer to four decimal places.
What will be an ideal response?