Answer:
he sold 4 boxes of cookies and 3 chocolate bars
Step-by-step explanation:
5+5+5+5 = 20  3+3+3 = 9 so add 20+9 = 29
 
        
             
        
        
        
The best way to answer this would be making a graph
For 1 sign it costs 54.50 and he makes 15
For 2 signs it costs 59 and he makes 30
For 3 signs it costs 63.50 and he makes 45
For 4 signs it costs 68 and he makes 60
For 5 signs it costs 72.50 and he makes 75
This means that after 5 signs Larry will be making profit
 
        
             
        
        
        
Answer: 3 minutes
Step-by-step explanation:
it increased by 3 minutes everyday starting from 3, 6, and then finally 9.
 
        
                    
             
        
        
        
Answer:
135 degrees

Step-by-step explanation
Consider the attached diagram
we are required to find the bearing of the aeroplane, 
Consider the right angled triangle BOE
|OB|=4 unit
|AB|=4 Units

The Bearing of the Aeroplane is therefore given:
(i)From North Clockwise as: 90+45 =135 degrees
(ii)From a North South Line as 