1/4 of

1/4 of the school's pupils have honors, of which 1/5 have all marks one. How many pupils does the school have if it boasts 12 children with only one?

Final Answer:

n =  240

Step-by-step explanation:

4n 51=12 n/4   1/5 = 12 n/20 = 12 n=12 20=240



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