Nora took 8 bottles of water to a picnic. of those bottles of water, she and her friends opened a certain number of bottles. b. what expression can be used to determine the number of unopened bottles at the end of the picnic? a .8 + b b. b + 8 c 8 - b d. b - 8

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Write and solve a real word problem that involves determining distance on a coordinate plane

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities