destroved much of its contents have been destroyed. The yacht is now slowly sinking. Your location is unclear because of the destruction of critical navigational equipment and because you and the crew were distracted trying to bring the fire under control. Your best guess is that you are approximately one thousand miles south$-$southwest of the nearest land.

Following is a list of fifteen items that are intact and undamaged after the fire. In addition to these articles, you have an undamaged rubber life raft with oars. The raft is large enough to carry you, the crew, and all the items in the following list. The total contents of all survivors' pockets are a pack of cigarettes, several boxes of matches, and one$-$dollar notes.

Your task is to rank the fifteen items below in terms of their importance to your survival. Place the number $1$ by the most important item, the number $2$ by the second most important, and so on through number $15,$ the least important.

Ranking

Item

Sextant

Shaving mirror

Five$-$gallon can of water

Mosquito netting

One case of U$.$S$.$ Army C rations

Maps of the Pacific Ocean

Seat cushion $($floatation device approved by the U$.$S Coast Guard$)$

Two$-$gallon can of oil$-$gas mixture

Small transistor radio

Shark repellent

Twenty square feet of opaque plastic

One quart of $160-$proof Puerto Rican rum

Fifteen feet of nylon rope

Two boxes of chocolate bars

Fishing kit