Solve.A plane flying with a tailwind flew at a speed of 460 mph, relative to the ground. When flying against the tailwind, it flew at a speed of 350 mph. Graph the system to find the speed of the plane in calm air and the speed of the tailwind.

A. Speed of plane: 55 mph
Speed of tailwind: 405 mph
B. Speed of plane: 405 mph
Speed of tailwind: 55 mph
C. Speed of plane: 415 mph
Speed of tailwind: 45 mph
D. Speed of plane: 45 mph
Speed of tailwind: 415 mph


Answer: B

Mathematics

You might also like to view...

Find the flux of the curl of field F through the shell S.F = -7zi + 5xj + 4yk; S is the portion of the cone z = 4 below the plane z = 1

A. - ?
B. - ?
C. ?
D. - ?

Mathematics

Multiply the expressions.(x + 12y)(x - 12y)

A. x2 - 144y2 B. x2 - 24xy - 144y2 C. x2 + 24xy - 144y2 D. x2 - 24y2

Mathematics

Solve the inequality. Express your answer using interval notation.x(4x - 6) ? (2x + 6)2

A. [, ?)

B. [- , ?)

C. (-?, - ]

D. (-?, - ]

Mathematics

Find the difference.-  - 

A. - 
B. - 
C. - 
D.

Mathematics