Divide. Write with positive exponents.
A. -2 - 18x6
B. 6x9 +
C. -2 +
D. -2 + 6x3
Answer: C
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Perform the indicated operation.(-9)(-10)(-9)
A. 810 B. -810 C. -819 D. 819
A child weighing 22.5 kg has an IV order for vancomycin. Calculate the q8h per dose dosage if the label states that the total daily intravenous dosage is 40 mg/kg of body weight.
A. 300 mg/dose B. 150 mg/dose C. 900 mg/dose D. 112.5 mg/dose
Find the probability. Round to the nearest ten-thousandth when necessary.A bag contains 6 cherry, 3 orange, and 2 lemon candies. You reach in and take 3 pieces of candy at random. Find the probability that you have 2 orange candies and 1 lemon candy.
A. 0.3636 B. 0.0303 C. 0.1091 D. 0.0364
Solve the problem. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.A local dealer sells baseballs for $25 each. If $6.90 is the cost, what is the percent of markup on the cost?
A. 27.6% B. 2.6% C. 72.4% D. 262.3%