Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
Mathematics
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Provide an appropriate response. An investment of $20,000 was made in two different accounts. One earned 8% and the other earned 11%. If a dividend of $1,840 was earned on both accounts together, how much was invested in the 8% interest-bearing account?
A. $14,000 B. $6,000 C. $8,000 D. $12,000
Mathematics
Solve the inequality.x2 + 10x + 24 ? 0
A. -6 ? x ? -4 B. x ? -6 or x ? -4 C. x ? -6 D. x ? -4
Mathematics
Round the decimal to the given place value.53.123427 (nearest ten-thousandth)
A. 53.1235 B. 53.12343 C. 53.123427 D. 53.1234
Mathematics
Multiply.
A. - 
B. - 
C. - 
D. 
Mathematics