Find the indicated probability.When a single card is drawn from an ordinary 52-card deck, find the probability of getting a black 5 or a red 8.

A.
B.
C.
D.


Answer: D

Mathematics

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(3ax2)(4b2z)(7a2z) =

a. 84a2b2x2z b. 84a3b2x2z2 c. 84a3b2x2 d. 14ax2bz2 e. 10a3b2x2z

Mathematics

Name the corresponding parts of the congruent triangles.

A. Angles: ?D and ?P; ?E and ?M; ?F and ?N
Sides:  and  and  and 
B. Angles: ?D and ?N; ?E and ?M; ?F and ?P
Sides:  and  and  and 
C. Angles: ?D and ?N; ?E and ?P; ?F and ?M
Sides:  and  and  and 
D. Angles: ?D and ?M; ?E and ?N; ?F and ?P
Sides:  and  and  and 

Mathematics

Write as the sum and/or difference of logarithms. Express powers as factors.ln 

A.  ln y + 
B. 4 ln y + 4
C.
D.  ln  + 

Mathematics

Solve the problem.One conveyor belt can move 1000 boxes in 9 minutes. Another can move 1000 boxes in 11 minutes. If another conveyor belt is added and all three are used, the boxes are moved in 3 minutes. How long would it take the third conveyor belt alone to do the same job?

A.  minute
B.  minute
C. 7 minutes
D. 1 minutes

Mathematics