Rationalize the denominator.
A. 
B. 
C. 
D. 1
Answer: C
Mathematics
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Find the value of the expression. Give the result as a decimal.
2 + (5.9)(3.4)
A. 20.071 B. 21.15 C. 20.171 D. 20.15
Mathematics
Make the following conversion involving the U.S. and metric systems.18.8 qts = 
L
A. 19.9 L B. 4.9 L C. 35.7 L D. 17.9 L
Mathematics
Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75 B. $2.00 C. -$3.00 D. $3.00
Mathematics
Use the associative law of multiplication to write an equivalent expression.9[m(7 + n)]
A. 63m + 9n B. (9m)(7 + n) C. (9m)(7n) D. 9[m(n + 7)]
Mathematics