50 Pts! What is the value of the expression 4(80 + b) - 12 Where b = 20?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

Find two numbers if their sum is 91 and the ratio is 6: 7?