Use a proportion to solve the problem.In baseball, the average number of earned runs given up by a pitcher in 9 innings is the pitcher's earned run average, ERA. For example, if a player gave up 90 earned runs in 250 innings during one year, his ERA is found by solving the proportion 
Find the ERA for a player who, in one year, gave up 101 earned runs in 239 innings. Round your answer to the nearest hundredth.
A. 2.37
B. 21.30
C. 11.22
D. 3.80
Answer: D
Mathematics
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For the given function, find the indicated function value.For f(x) = 
, find f(-34).
A. 
? -3.362
B. 
? -3.3322
C. -12.33 ? -3.3322
D. 
? -3.3019
Mathematics
Determine if the given value is a solution to the equation.4m - 2 = -3m - 39; m = -5
A. Yes B. No
Mathematics
Use a calculator to find the function value to four decimal places.sin(1.57)
A. 1 B. 0.2722 C. 0.9622 D. 0
Mathematics
Solve the problem.An employee was paid $20,625 during the first half of last year. During the second half he was paid $40,858. How much more was his income during the second half?
A. $61,473 B. $20,233 C. $20,223 D. $61,483
Mathematics