Answer:
0.50
Step-by-step explanation:
The individuals that do and do not wear glasses are evenly split, it is 2/4, therefore the probability that a teenager wears glasses AND watched TV is 0.50.
Answer:
see attached
Step-by-step explanation:
Answer:
27/8
Step-by-step explanation:
3 = 24/8
3/8 + 24/8 = 27/8
There is 15 bars in each case.
Subtract 8 from 143 and you get 135.
Divide 135 by 9 and you get 15 :)
Yes, your answer is correct.