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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?

A44
B55 9%
C89%
D80%

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) class=

Verified Answer :

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%

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