Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(F|E).
A. 0.818
B. 0.340
C. 0.720
D. 0.107
Answer: D
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Determine whether the relation is a function. Give domain and range of the relation.{(-1, -3), (-2, -2), (-2, 0), (2, 2), (14, 4)}
A. function; domain: {-1, 2, -2, 14}, range: {-3, -2, 0, 2, 4} B. function; domain: {-3, -2, 0, 2, 4}, range: {-1, 2, -2, 14} C. not a function; domain: {-1, 2, -2, 14}, range: {-3, -2, 0, 2, 4} D. not a function; domain: {-3, -2, 0, 2, 4}, range: {-1, 2, -2, 14}
Solve the problem.Let u = ln a and v = ln b. Write the following expression in terms of u and v without using the function ln.ln 
A. 7u + 8v B. 7u - 8v C. u7 - v8 D. 8u - 7v
Solve the problem.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. The company used 95 black, 100 white and 80 red wires. How many of each type of cable were made?
A. 48 A; 20 B; 12 C B. 15 A; 20 B; 15 C C. 20 A; 15 B; 15 C D. 15 A; 16 B; 15 C
Solve by the substitution method.0.2x + 0.8y = -5.80.1x - 0.1y = 0.6
A. {(-7, -1)} B. {(x, y)| 0.2x + 0.8y = -5.8} C. ? D. {(-1, -7)}