25) there are 200 students in 6th periodlunch. the ratio of 7th graders to 8thgraders is 4 to 5. what percent of thestudents are 7th graders?
a) 44 4/9%
b) 55 5/9%
c) 89%
d) 80%

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?