Answer:
£15.7
Step-by-step explanation:
32 cans x 50P = 1600p
1600p to Pounds = £26.66 (1600 divided by 60)
Remaining cans = 18 (50 - 32)
18 cans x 20p = 360p
360p to Pounds = £6 (360 divided by 60)
£26.66 + £6 = £32.66
£32.66 (Profit) - £17 (Cost of cans) = £15.66
15.66 to 3SF = 15.7
 
        
                    
             
        
        
        
12. I’m sorry I’m horrible at word problems 
13. C
14. C
        
             
        
        
        
We assume you intend

You want to evaluate this function for h=0 and h=8.

The amount injected was 35 milligrams; 8 hours later 10.54 milligrams remained.
 
        
             
        
        
        
The answer is X=1+I sqrt 19
        
             
        
        
        
2/5 (rise/run) is the distance. You move up by 2 and 5 to the right