Quandaries and Queries
 

 

A litre and a half of water has 0.045 grams of herbicide added for spraying roses. How many grams of herbicide per litre is this?
 

 

Hi,

When I see grams PER liter I thing grams divided by liters and you have 0.045 grams in 1.5 liters, so that is

 0.045/1.5 = 0.030 grams per liter.

Penny

 
 

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