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In a recent survey, 14 people found their mayor to be "very competent." This number is exactly 20% of the people surveyed. How many people were surveyed?

A. 28

B.35

C.56

D.70

E.84

A. 28

B.35

C.56

D.70

E.84

D.70

A train traveled at rate of 90 mph for x hours and then at a rate of 60 mph for y hours. Which expression represents the train's average rate in mph for the entire distance traveled?

F.540/xy

G.(90/x)*(60/y)

H.(90/x)+(60/y)

J.(90x+60y)/(x+y)

K.150/(x+y)

F.540/xy

G.(90/x)*(60/y)

H.(90/x)+(60/y)

J.(90x+60y)/(x+y)

K.150/(x+y)

J.(90x+60y)/(x+y)

In a certain string ensemble, the ratio of men to women is 5:3. If there are a total of 24 people in the ensemble, how many women are there?

A.12

B.11

C.10

D.9

E.8

A.12

B.11

C.10

D.9

E.8

D.9

If x=/=0, and x^2-3x=6x, the x=?

F.-9

G.-3

H.>3

J.3

K.9

F.-9

G.-3

H.>3

J.3

K.9

K.9