Peru Home » Mathematics http://peruhome.com PeruHome.com Mon, 06 Sep 2010 13:29:59 +0000 http://wordpress.org/?v=2.8.6 en hourly 1 My daughter came home with this math problem (4th grade) and I cannot for the life of me? http://peruhome.com/blog/my-daughter-came-home-with-this-math-problem-4th-grade-and-i-cannot-for-the-life-of-me/ http://peruhome.com/blog/my-daughter-came-home-with-this-math-problem-4th-grade-and-i-cannot-for-the-life-of-me/#comments Sat, 14 Nov 2009 00:30:17 +0000 admin http://peruhome.com/blog/my-daughter-came-home-with-this-math-problem-4th-grade-and-i-cannot-for-the-life-of-me/ peru home
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 his sister in Brazil, they spoke for just over ten minutes.”

“The bill for both calls was $49.20. To the nearest tenth of a minute, how long could each call have been?”
Sorry, she is in 5th grade. Still…

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