Question

of the students in the lunch room 40% are girls there are 20 girls in the the lunch room how many students are in the lunch room

Answer 1

30

Explanation:

40%/2=20%

20/2=10

100%-40%=60%

60%/3=20%

10x3=30

Answer 2

50 students

Explanation:

20 is 40% of 50

because 50 x .40 = 20

Hope this helps!