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Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Ten times the square of a non-zero number is eqaul to ninety times the number

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.