Determine the number of ways a computer can randomly generate an integer between 10 and 20 (inclusive) that is a composite number (a composite number is a number that is not a prime number).
A. ?8
B. ?6
C. 7
D. 6
E. 9
Answer: C
Mathematics
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Solve the problem.A number is increased by 14% to 847. Find the original amount. Round to the nearest hundredth.
A. 847.00 B. 965.58 C. 842.98 D. 742.98
Mathematics
Simplify the expression.14 + (-12) - 9 - (-11)
A. 4 B. 24 C. 0 D. -18
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(x-8y)7
A. 
B. 
C. x56y7
D. 
Mathematics
Simplify the radical expression by factoring out the largest perfect nth power. Assume that all variables are positive.- 
A. 8k7q8
B. 8k3q4
C. -8k3q4
D. -8k3q4
Mathematics