A. 1 out of 60 for the tv, 1 out of 25 for the video. This comes to 2/85 that one is faulty.
B. 286, since 285 has exactly a .95 chance
Answer:
51
Step-by-step explanation:
Answer:
C
Step-by-step explanation:

Use the Power of a Product Property, where:

Therefore:

5x - 7x + 6 = -2(x - 3)
-2x + 6 = -2x + 6
0x = 0
this shows that it is an indefinite answer and has many solutions.
hence the answer is D.
hope this helps! :)))
7:13 is comparing boys to girls. 7:20 is comparing boys to the whole class, since 7 boys + 13 girls = 20 students.