Question
There are 46 more teachers in School M than in School N. After 25% of the teachers left School M and 50% of teachers left School N, the number of teachers who remained in School M is thrice that of the number of teachers in School N. Find the number of teachers in School M at first.
4 m

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There are 46 more teachers in School M than in School N. After 25% of the teachers left School M and 50% of teachers left School N, the number of teachers who remained in School M is thrice that of the number of teachers in School N. Find the number of teachers in School M at first.