Solve the problem.Frank can type a report in 8 hours. James takes 5 hours to type it. How long will it take the two of them typing together?
A. hr
B. hr
C. hr
D. hr
Answer: A
Mathematics
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Find the domain and graph the function.f(x) = -5x - 2
A. D: [0, ?)
B. D: (-?, ?)
C. D: (-?, ?)
D. D: (-?, ?)
Mathematics
Find the missing parts of the triangle.A = 30.0°a = 13.11b = 26.22
A. B = 60.0°, C = 90.0°, c = 22.71 B. B = 90.0°, C = 60.0°, c = 22.71 C. No solution D. B = 60.0°, C = 60.0°, c = 22.71
Mathematics
Use a proportion to solve the problem.The ratio of the distances a 7-iron and a 5-iron will drive a golf ball is 5 to 6. If a golfer averages 156 yards with a 7-iron, how far should he average with a 5-iron?
A. 187.2 yards B. 145 yards C. 167 yards D. 130 yards
Mathematics
Find the integral.
A. - ln + C
B. + C
C. + C
D. ln + C
Mathematics