it depends what the number is 
 
        
                    
             
        
        
        
A=$2.49/15oz≈$0.166/oz  (17 cents per ounce to nearest cent)
B=$3.32/20oz=$0.166/oz  (same as above)
So A=B, they both has the same price per ounce.
        
                    
             
        
        
        
According to the 2019 report Canada's Changing Climate Report (CCCR) which was commissioned by Environment and Climate Change Canada, Canada's annual average temperature over land has warmed by 1.7 C since 1948. The rate of warming is even higher in Canada's North, in the Prairies and northern British Columbia