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December 22, 2014

December 22, 2014

Posted by **pam** on Thursday, February 11, 2010 at 11:18pm.

882 yd in 9 secs

A grocery store sells four different jars of peanut butter. Determine which is the best buy, based on the cost per unit.

14 ounces for $1.44 20 ounces for $1.88

30 ounces for $3.48 38 ounces for $4.10

- math -
**Patrick**, Thursday, February 11, 2010 at 11:21pmThe unit rate for the first one is 98 yd/sec.

30 ounces for $3.48 is S8.62/oz. It is the best buy.

- math -
**kale**, Tuesday, January 24, 2012 at 9:22pmwrite each ratio in three different ways 11 out of 32 students have blue eyes

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