Solve the problem.Use the graph to determine how many hours were needed to prepare for Test 2.
A. 2 hours
B. 3 hours
C. 5 hours
D. 1 hours
Answer: B
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Find the indicated measure of central tendency.The weights (in ounces) of 21 cookies are shown. Find the median weight.0.83?1.04?0.61?1.620.64?0.60?1.071.04?1.530.90?0.83?1.15?1.23?0.800.471.15?0.60?1.23?1.720.64?0.56
A. 0.85 ounces B. 0.80 ounces C. 1.04 ounces D. 0.90 ounces
Convert the fraction to a decimal.
A. 1.65 B. 1.7 C. 1.6 D. 1.8
Solve the problem.A survey of senior citizens at a doctor's office shows that 52% of the seniors take blood pressure lowering medication and 44% take cholesterol lowering medication. 11% take both medications. What is the probability that a senior citizen takes only one of these medications given that he or she takes at least one of the medications?
A. 0.44 B. 0.52 C. 0.870 D. -0.060
Evaluate the expression.4 + (-8) - 16 - (-2)
A. 26 B. -18 C. -22 D. 10