Answer:
The answer is 45.9 L
Step-by-step explanation:
1. Multiply
25.5L x 1.8L
2. Solve
25.5 x 1.8= 45.9L
P= 2(l+w)
50=2(10+w)
50=20+2w
50-20=2w
30=2w
w=15