The second one would be the correct answer
X= 9.0 -y
=> 0.5(9-Y) +0.2Y=4.05
=> 4.5-0.5Y+0.2Y=4.05
=> 0.45=0.3Y
=> Y= 1.5, X=7.5
Answer:
B & D
Step-by-step explanation:
Volume is calculated as:
For (a):
For (b):
For (c):
For (d):
<em>There's no need to check for (e)</em>
<em>Option b and d answers the question</em>
4 * 6 = 24
The answer is, the area of the whole photo is 24.
Hope this helped :)
Guessing here: the original investment would have been $22,500?
Please someone, correct me if I'm wrong.