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
Answer:
1/4, or 4 times smaller
Step-by-step explanation:
Since the surface area of a cube is just the combination of the area of all of the square sides, and the formula for those is s^2, if the side length was decreased by 1/2 then the surface area would decrease by (1/2)^2=1/4. Hope this helps!
Answer: x=-7
Step-by-step explanation: hope this help :)
Answer:
Step-by-step explanation:
amit built a sand castle that measured 151 centimeters by 159 centimeters, and dug a moat around it.
Afterward,they decided to change the castle size, making it 127 centimeters by 233 centimeters.
How much longer will the new moat be than the old one?