Question

In a class there are 42 students. the numbers of girls is 2times the numbers of boys. how many boys and girls are there in the class​

Answer 1

Answer: 14 boys & 28 girls

Explanation:

the number of girls= 2x

the number of boys= x

now create an algebraic equation:

x + 2x = 42

3x = 42

x = 14 (boys)

multiply 14 by 2 as the number of girls is two times the number of boys.

14 x 2 = 28 girls