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Posts under ‘Mathematics’

My daughter came home with this math problem (4th grade) and I cannot for the life of me?

Atom asked:
I cannot for the life of me figure out what the question is trying to ask.
“Blah Blah Phone Company charges $2 per minute for calls to anywhere in S. America. Vencito called his mother in Peru. They talked for under a quarter of an hour. When he called [...]