Solve the problem.How many 2-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7, 8, 9, and 0? No digit can be used more than once.
A. 90
B. 3,628,800
C. 1,814,400
D. 45
Answer: A
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Given that p and q each represents a simple statement, write the indicated symbolic statement in words.p: The car has been repaired.q: The kids are home.r: We will visit Aunt Tillie.r ? (p ? q)
A. We will visit Aunt Tillie if and only if the car has been repaired and the kids are home. B. If the car has been repaired, then we will visit Aunt Tillie if the kids are home. C. We will visit Aunt Tillie if and only if the car has been repaired or the kids are home. D. If the car has been repaired and the kids are home, then we will visit Aunt Tillie.
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. 
B. 
C. 
D. 
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 
Convert the fraction or mixed number to a decimal.
A. 0.075 B. 0.8 C. 0.725 D. 0.75