math/hurry

posted by Kirk

The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total
students are in the class?

  1. Reiny

    Ratio of boys : girls = 5:7 or how about 5x : 7x

    so 5x = 15

    wouldn't there be 5x + 7x or 12x students ?

    take it from here.

  2. Jen

    5/7=15/x, x=21

  3. esdeeeeeeeeeeeeeeeeeeeee

    dcXC

  4. Erhan

    In a gym class, the ratio of girls to the total number of students is 7:10. There are 9 boys in the gym class. How many students are in the gym class

  5. joanne

    21 people on trip ratio boys to girls is 2:5 how many girls went in trip

  6. Anonymous

    Correct answers

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