Answer:
18 toilets must be built for 72
The total number of schools is 400. Suppose the number of schools adopted is A. ∴ A = 72. ∴ The number of schools adopted is 72.
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Answer:
18 toilets must be built for 72
Answer:
The total number of schools is 400. Suppose the number of schools adopted is A. ∴ A = 72. ∴ The number of schools adopted is 72.