Using it's concept, it is found that there is a 75% probability that the next customer will pay with cash.
A probability is given by the number of desired outcomes divided by the number of total outcomes.
In this problem, out of 87 + 5 + 24 = 116 customers, 87 paid with case, hence the probability as a decimal is given by:
p = 87/116 = 0.75.
As a percentage, we have that:
0.75 x 100% = 75%.
75% probability that the next customer will pay with cash.
More can be learned about probabilities at https://brainly.com/question/14398287