Solve.For modern automotive engines, horsepower (hp) is calculated as hp = 
.If an engine has a peak horsepower of 310 hp at 5200 rpm, what is the torque of the engine at this speed? (Round to the nearest whole number, if necessary.)
A. 311 lb ft
B. 309 lb ft
C. 313 lb ft
D. 307 lb ft
Answer: C
Mathematics
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Solve.-3.3x - 0.24 = -17.4
A. x = -5.3 B. x = 17.64 C. x = 5.2 D. x = -17.16
Mathematics
Use the state income tax rate given to find the state withholding tax for the following employee. Round to the nearest cent. 
A. $0.03 B. $24.37 C. $243.69 D. $2436.93
Mathematics
Solve the problem.The number of mosquitoes M(x), in millions, in a certain area depends on the June rainfall x, in inches, according to the equation 
What rainfall produces the maximum number of mosquitoes?
A. 6 in. B. 36 in. C. 3 in. D. 0 in.
Mathematics
Factor the sum or difference of two cubes.27x3 + 1
A. (3x + 1)(9x2 + 3x + 1) B. (3x + 1)(9x2 - 3x - 1) C. (3x + 1)(9x2 - 3x + 1) D. (3x + 1)(9x2 + 1)
Mathematics