Construct a truth table for the statement. Then determine if the statement is a tautology.(q ? p) ? (~ p ? q)
A. 
Is not a tautology.
B. 
Is not a tautology.
C. 
Is not a tautology.
D. 
Is a tautology.
Answer: A
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Perform the indicated operation. Simplify the answer when possible.2
+ 3
- 
A. 6
B. 2
C. 4
D. 5
A child has an enormous jar in which she has been saving all of her spare change. In order to determine exactly how much money she has in the jar, she dumps all of the coins on the floor and counts them. Under the watchful eye of her mother, she counts 180 pennies, 120 nickels, 100 dimes, and 80 quarters.If the child were to grab a handful of 48 coins at random from the jar, how much money should she expect it to be worth?
A. $39.60 B. $4.80 C. $3.78 D. $4.92 E. none of these
Convert using dimensional analysis.7 cups to ounces
A. 56 oz. B. 28 oz. C. 112 oz. D. 14 oz.
Solve the problem.Assume the cost of a gallon of milk is $2.60. With continuous compounding, find the time it would take the cost to be 4 times as much (to the nearest tenth of a year), at an annual inflation rate of 6%.
A. 35.9 years B. 0.1 year C. 23.1 years D. 8.5 years