Answer:
.48
Step-by-step explanation:
0.48
Step 1. Turn the second fraction (the one you want to divide by) upside down ... Step 2. Multiply the first fraction by that reciprocal: 1 8 × 4 1 = 1 × 4 8 × 1 = 4 8.
the answer to your question is
2n + 20
Answer: 98
Area of four walls = Curved surface area
= perimeter × height
= 28 × 3.5
= 98 m square
