The members of the select chorus agree to buy at least 250 tickets for an outside concert. they buy 80 less lawn tickets than balcony tickets. what is the least amount of balcony tickets bought? write and solve an inequality.

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.