Dan has 12 feet of rope. He plans on making 2 jump ropes. If the length of the longer piece is 2 feet longer than the shorter piece, how long are the two jump ropes going to be?

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,