Math

posted by .

In a middle school 5th grade class there are 5 girls for every 4 boys. all together the class has 27 students. How many boys are in the class?

  • Math -

    4/9 = b/27

    9b = 108

    b = 12

  • Math -

    12

  • Math -

    4/9=b/27
    9b=108
    108/9=
    12 boys

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. 5th math

    Mr. davison has 30 students in his class . He has four more girls than boys. How many boys are in Mr. Davision class?
  2. math

    8) A high school graduating class is made up of 445 students. There are 97 more girls than boys. How many boys are in the class?
  3. Maths

    There are 40 pupils in a class. There are 10 more boys than girls. When some boys from another class join the class, the percentage of boys to girls becomes 70%. How many boys joined the class?
  4. math

    Math word problem: There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class.
  5. 3rd Grade Math

    There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class?
  6. math

    In a class of 80 seniors, there are 3 boys for every 5 girls. In the junior class, there are 3 boys for every 2 girls. If the two classes combined have an equal number of boys and girls, how many students are in the junior class?
  7. Math 1350

    Mrs. Smith's classroom can hold at the most 30 students. Her first period class had 4 boys for every 3 girls. When 3 boys and 1 girl were added to the class, the new ratio became 3 boys to 2 girls. How many total students are now in …
  8. math

    In Rosa's class,there are 15 boys and 12 girls. On Wednesday,all the girls were present and 1/5 of the boys were absent. How many students were in class today
  9. Math

    can you please help me work on this problem?
  10. maths

    There 168 students in a school. There are twice as many girls as there are boys. a) Calculate the number of girls in the school. b) the students are to be divided into seven classes so that each class has the same number of girls and …

More Similar Questions