A number cube is rolled. What is the likelihood that a number less than or equal to three is rolled? A. Unlikely B. Equally likely C. Likely D. Certain

When you answer this can you explain

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

The following division is being performed using multiplication by the reciprocal find the missing numbers is 5/12 divided by x/3 equals 5/12 times x/10 equals 1/x