The probability that a city bus is ready for service when needed is 84%. The probability that a city bus is ready for service and has a working radio is 67%. Find the probability that a bus chosen at random has a working radio given that it is ready for service. Round to the nearest tenth of a percent.

17.0%
79.8%
83.8%
12.5%

Question

The probability that a city bus is ready for service when needed is 84%. The probability that a city bus is ready for service and has a working radio is 67%. Find the probability that a bus chosen at random has a working radio given that it is ready for service. Round to the nearest tenth of a percent. 

    17.0%
    79.8%
    83.8%
    12.5%

parthkohli · Answer

$$84\% \times x = 67\% $$When you have the word "and", then you multiply the two different things.

parthkohli · Answer

So what is $x$?

parthkohli · Answer

Heylo?

anonymous · Answer

its 79.8
which is jus 67/84 = 0.797619