0 0 votes The above is a schematic diagram of walkways (indicated by all the straight-lines) and lakes ($3$ of them, each in the shape of rectangles - shaded in the diagram) of a gated area.Different points on the walkway are indicated by letters ( $\text{A}$ through $\text{P}$ ) with distances being $\text{OP} =150 \mathrm{~m}, \mathrm{ON}=\mathrm{MN}=300 \mathrm{~m}, \mathrm{ML}=400 \mathrm{~m}, \mathrm{EL}=200 \mathrm{~m}, \mathrm{DE}=400 \mathrm{~m}$.The following additional information about the facilities in the area is known.The only entry/exit point is at $\text{C}$.There are many residences within the gated area; all of them are located on the path $\text{AH}$ and $\text{ML}$ with four of them being at $\text{A, H, M}$, and $\text{L}$.The post office is located at $\text{P}$ and the bank is located at $\text{B}$.One resident whose house is located at $\text{L}$, needs to visit the post office as well as the bank. What is the minimum distance (in $\mathrm{m}$ ) he has to walk starting from his residence and returning to his residence after visiting both the post office and the bank?$3000$$2700$$3000$$3200$ Others cat2024-set2 + – Shubham Sharma 2 3.9k points 431 views answer comment Share Follow Print 0 reply Please log in or register to add a comment.