If x y and z are all distinct positive intergers and the percent increase from x to y is equal to the percent increase from y to z, what is x?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.