Question

In a rectangular park of length 850m and breadth 400m three paths of width 15m are built. as shown in the figure as the shaded region find.
I. the area of rectangular path
II. the area of the rectangular path excluding three paths
III. the cost of cementing the paths at the rate of rs. 25 per m^2​

Answer 1

Step-by-step explanation:

$15 \times 2 \times 400 + 15 \times 850$

Answer 2

ANSWER 850-30

400-30

then 2(L+B)