Solve.The printed matter on a 18 by 22 centimeter page of a book must cover 96 square centimeters. If all margins are to be the same width, how wide should the margins be?
A. 5 cm
B. 10 cm
C. 6 cm
D. 2 cm
Answer: A
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Find the indicated probability. Round your answer to 6 decimal places when necessary.What is the probability that a family with three children does not have three children of the same gender? Assume boys and girls are equally likely.
A. 
B. 
C. 
D. 
Convert.21 milliliters to liters
A. 2100 L B. 0.021 L C. 21,000 L D. 0.21 L
Solve the problem.The inequality |T - 35| ? 18 describes the range of monthly average temperatures T in degrees Fahrenheit at a City X. (i) Solve the inequality. (ii) If the high and low monthly average temperatures satisfy equality, interpret the inequality.
A. 14 ? T ? 56; The monthly averages are always within 
B. T ? 53; The monthly averages are always less than or equal to 
C. 17 ? T ? 53; The monthly averages are always within 
D. 14 ? T; The monthly averages are always greater than or equal to 
Solve.
+ 3 = 
A. 2 B. 3, 8 C. 2, 38 D. -2