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There are four to every seven girls in an instructory biology course , if there are 385 students enrolled in the course, how many are boys?

There are four to every seven girls in an instructory biology course , if there are 385 students enrolled in the course, how many are boys?
asked 75.0k views
3 votes
There are four to every seven girls in an instructory biology course , if there are 385 students enrolled in the course, how many are boys?

asked
User Yun CHEN
by
7.7k points

1 Answer

3 votes

Answer:

140 boys

Explanation:

x = boys, y = girls

x/y = 4/7, x+y=385

x = 140, y = 245

answered
User Sydell
by
8.9k points
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