math

posted by .

there are 45 children in a class.if there are 3 more girls than boys,how many are girls?

  • math -

    If x = # boys, then x+3 = # girls.

    x + x +3 = 45

  • math -

    Just give me a example of how to solve

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    Mrs.Smith's class has 12 girls and 8 boys. What percent of he class are girls?
  2. Maths

    in a class the ratio of boys to girls is 3:2, if there are 11 more boys than girls, how many children 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

    there are 45 children in a class.if there are 3 more girls than boys,how many are girls?
  5. math

    There are 24 students in Mr.Hills class. The number of boys and number of girls are both prime numbers. There are 2 more boys then girls. How many boys and how many girls are in each class?
  6. math

    There are 27 students in Mrs. Reeds class. The number of boys and number of girls are both composite numbers. There are 3 more girls than boys. How many girls and how many boys are in the class?
  7. math

    The ratio of boys to girls in a class room was 9:8. Half of the girls left the classroom, and then there were 15 more boys than girls. A. How many children were in the classroom in the beginning B. How many girls left the classroom?
  8. math

    The ratio of boys to girls in a class room was 9:8. Half of the girls left the classroom, and then there were 15 more boys than girls. A. How many children were in the classroom in the beginning?
  9. mathematics

    there are 5 more girls than boys in a class. if 2 boys join the class, the ratio of girls to boys is 5:4. find the number of girls in the class.
  10. Math

    Which table correctly fills in the ratio table below?

More Similar Questions