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25)There are 200 students in 6th period lunch. The ratio of 7th graders to 8th graders is 4 to 5. What percent of the students are 7th graders?
A) 44
B) 55 9%
C) 89%
D) 80%

25There are 200 students in 6th period lunch The ratio of 7th graders to 8th graders is 4 to 5 What percent of the students are 7th graders A 44 B 55 9 C 89 D 8 class=

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Hagrid
There are 200 students in 6th period lunch.
The ratio of 7th graders to 8th graders is 4 to 5.
Let's find the percentage of the students are 7th graders:
=> 200 / 9 = 22.22
=> 22.22  * 5 = 111.11 or 111
=> 22 * 4 = 88.88 or 89
=> 4 : 5 or 89 : 111 
7th grader = 55%