Please don't use unit rate to arrive at answer. I did that. It needs to be answered using unitizing. I already found the answer with unit rate. What I can't figure out is what is the difference between...

Please don't use unit rate to arrive at answer. I did that. It needs to be answered using unitizing. I already found the answer with unit rate. What I can't figure out is what is the difference between...

I found the answer using unit rate. Not sure what the difference between unit rate and unitizing is. Best I can tell is that unitizing is used mostly in grocery stores. How would this problem be solve...

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