Answer:
24 pounds
Step-by-step explanation:
Step 1: Find out how many pens he bought
12 pens per pack
Charles bought 60 packs
60 packs x 12 pens = 720 pens
Step 2: Find out how much Charles spent
2.80 per pack
Charles bought 60 packs
60 x 2.80 = 168 pounds
Step 3: Find out how many pens Charles sold
Charles sold 2/3 of his pens
2/3 x 720 = 480
Step 4: Find out how manypens he sold
Charles sold the pens for 40p
40p x 480 = 19200p
Step 5: Convert pences to pounds
19200p = 192 pounds
Step 6: Find the profit
192 - 168 = 24 pounds
Step 7: Therefore statement
Therefore he mad 24 pounds of profit
 
        
             
        
        
        
Answer:
 .
.
Step-by-step explanation:
The inverse is basically you just swapping x and y.  People want to solve it for y to make it a function of x.

Swap x and y:

Now solve for y by dividing y on both sides:


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.
 
        
             
        
        
        
Answer:
12 multiply 6 or 12*6.
Step-by-step explanation:
 
        
                    
             
        
        
        
The answer is 20 lol
hope this helped
        
                    
             
        
        
        
Answer:
$57.44 
Step-by-step explanation:
1. subtract 15% from the bill with coupon:
$56.32 - ($56.32 x 0.15) = $47.87
2. add 20% to this new bill:
$47.87+(47.87 x 0.20) = $57.44