There are 24 more teachers in School L than in School M. After 25% of the teachers left School L and 50% of teachers left School M, the number of teachers who remained in School L is thrice that of the number of teachers in School M. Find the number of teachers in School L at first.
|
L |
M |
Before |
4 u |
2 u |
Change |
- 1 u |
- 1 u |
After |
3 u |
1 u |
25% =
25100 =
14 50% =
50100 =
12Number of more teachers in School L than in School M
= 4 u - 2 u
= 2 u
2 u = 24
1 u = 24 ÷ 2 = 12
Number of teachers in School L at first
= 4 u
= 4 x 12
= 48
Answer(s): 48