Answer:

Step-by-step explanation:

If 39 is 3/5 of all the people then you can divide it by 3 (=13) and multiply is by 5 (= 65)
Answer: There are 65 people in the club.
Answer:
0.50
Step-by-step explanation:
The question asks you to apply the classical method of computing probability. In this method, prior events do not interfere in the likelihood of an event happening in the future, instead it states that every possible outcome is equally likely to happen.
In this case there are only two possible outcomes: purchase or not purchase a computer. Therefore, the likelihood that the next customer will purchase a computer is 50% or 0.50.