Answer:
0.3333333333333...........
Answer:
1500 students
600 boys
Step-by-step explanation:
40% are boys, so 60% are girls.
Writing a proportion:
900 / 60% = x / 100%
x = 1500
There are 1500 students in the school, which means there are 600 boys in the school.

and then there's a line with 2y right under that expression
0.77 is the answer to your question