, 22.03.2018 07:50 jeffcarpenter

# There are 4 aces and 4 kings in a standard deck of playing cards. you pick one card at random. what is the probability of selecting an ace or a king? enter your answer as a simplified fraction.

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Mathematics, 04.02.2019 15:38
100 points, hi, i’m not sure how to get the equation from the graph and table.
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Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1
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Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education expenditures population indiana $9.97 billion 6.6 million illinois$28.54 billion 12.9 million kentucky $6.58 billion 4.4 million michigan$16.85 billion 9.9 million ohio \$20.23 billion 11.6million 9. if the amount of k-12 education expenses in indiana were proportional to those in ohio, what would have been the expected value of k-12 expenditures in indiana? (give the answer in billions rounded to the nearest hundredth) 10. use the value of k-12 education expenditures in michigan as a proportion of the population in michigan to estimate what the value of k-12 education expenses would be in illinois. a) find the expected value of k-12 expenditures in illinois if illinois were proportional to michigan. (give the answer in billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )