How many strips of tape tp make for a tape diagram. What is important about the number that goes on each piece of tape?

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

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.