Answer:
2.1 m
Step-by-step explanation:
The gutter is in the shape of a cylinder.
Its volume is 20 liters and its diameter is 11 cm (0.11 m).
Its radius is half of its diameter => r = 0.055 m.
The volume in cubic metres:
1 litre = 0.001 cubic metres
20 litres = 20 * 0.001 = 0.02 cubic metres
The volume of a section of guttering is given as:
where h = length of the guttering
Therefore:
The length of the section of guttering is 2.1 m long.
The total cost of 1000 CDs is: 6.45*1000=6450.
The revenue is the product of the number of CDs sold, n, and the selling price of each is 12.95.
P=12.95n-6450
Answer:
Step-by-step explanation:
Hope this helps! Have a great day ahead. Happy halloween :) Stay Safe <33
I think its 6\5 but ill dont know how to explain it..