Find the distance between the points on a number line.-2, 18
A. -16
B. 16
C. 20
D. -20
Answer: C
Mathematics
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Perform all operations in correct order.300 - 23× 24 ÷ (4×3 - 2×2)
A. 280 B. 276 C. 876 D. 580
Mathematics
Solve the problem.Suppose that every element in the data set {x1, x2, x3, ..., xN} is positive and increases in value by 10%. Which of the following is not true?
A. The mean of the data set increases by 10%. B. The standard deviation of the data set increases by 10%. C. The median of the data set increases by 10%. D. The range of the data set increases by 10%. E. all of these are true.
Mathematics
Write the ratio of length to width of a standard brick as a decimal. ?
A. 1.81 B. 1.2 C. 2 D. 1.91 E. 3
Mathematics
Find the product.(n + 8)2
A. 64n2 + 16n + 64 B. n2 + 64 C. n2 + 16n + 64 D. n + 64
Mathematics