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The Johnsons can afford 220 feet of fencing material. They want to fence in a rectangular area with a length 20 feet more than twice the width. What will the dimension be?
A.) 40 ft x 80 ft B.) 45 ft x 110 ft C.) 30 ft x 80 ft D.) 100 ft x 25 ft E.) 50 ft x 60 ft If a number is chosen at random from the set {-10, -5, 0, 5, 10}, what is the probability that it is a member of the solution set of both 3x - 2 < 10 and x + 2 > -8?
A.) 0 B.) 1/5 C.) 2/5 D.) 3/5 E.) 4/5 If x + y = a and x - y = b, then x =
A.) 1/2(a + b) B.) a + b C.) a - b D.) 1/2ab E.) 1/2(a - b) Which of the following is NOT a member of the solution set for the equation:
2x(3x - 1)(2x - 2)(x - 3) = 0 A.) 3 B.) 2 C.) 1 D.) 1/3 E.) 0 |
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