Solve.A baseball player makes 2 hits in every 9 times at bat. At this rate, if he made 14 hits, find how many times he batted.

A. 126 times at bat
B. 63 times at bat
C. 14 times at bat
D. 28 times at bat


Answer: B

Mathematics

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Solve the problem.Susan has been working on a job that will require 45 hours to complete. If she has completed  of the job, how many hours has she worked?

A. 40 hours
B. 20 hours
C. 5 hours
D. 4 hours

Mathematics

For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = , g(x) = Find (fg)(x).

A. (4x + 4)(9x - 16)
B. (3x - 4)()
C. (4x + 4)(3x - 4)
D. ()()

Mathematics

The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 2 for r(t) = (5t - 3t4)i  + (4 - t)j + (3t2 - 4t)k

A. a(2) = -144i - j + 6k B. a(2) = 144i + 6k C. a(2) = -36i + 6k D. a(2) = -144i + 6k

Mathematics

Perform the indicated operations and simplify the result. Leave the answer in factored form. + 

A. x + 4 B. x - 4 C. x - 2 D. x + 2

Mathematics