At Ever Lake it costs $12 per hour to rent a canoe. Jared aand his friends rented a canoe for 4 hours and paid $68. Write an equation to represent this situation​

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.