Answer:
12
Step-by-step explanation:
Answer:
Pentagon and I think the area is 19.89 so if you round it, that will be 19.9
Answer:
Step-by-step explanation:
56
I will need a picture of the table first <span />
Answer:
$159.95
Step-by-step explanation:
Let price of trumphet be defined by 
price of clarinet = $139.95
Number of clarinets sold = 19
Earning through clarinets' sale = 
Total earning of store = $4578.45
Earning through trumphets' sale = 
price of one trumohet = 
price of clarinet = $159.95