13 I think because they give everyone the same amount
        
             
        
        
        
2.66 is the speed 
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Answer:

Step-by-step explanation:
Total amount paid for the nuts is $19.60
Total amount paid for the ribbons is $11.20
Profit made on each jar is 98¢= $0.98
Cost price of the nuts and ribbon for the 40 jars is 
Cost price for nuts and ribbonn for one jar = 
Selling price is the sum of the cost price and profit.
Selling price for one jar = 
They charged  for each jar.
 for each jar.
 
        
             
        
        
        
Answer:
30 square millimeters
Step-by-step explanation:
3 x 3 = 9
3 x 1 = 3
there are two sides with the area 9 therefore...
9 x 2 = 18
There are four sides with the area 3 therefore...
3 x 4 = 12
Therefore the suface area is
12 + 18 = 30