Question

From sea level a submarine descends 40feet per minute .Where is the submarine in relation to sea level 5 minutes after it starts descending

Answer 1

Answer:

S=D÷T,SO D=S×T=40×5=200feets

Answer 2

Submarine would be 200 feet deep from the sea level 5 minutes after it starts descending.

From the sea level a submarine descends 40 feet per minute.

Where is the submarine in relation to sea level 5 minutes after it starts descending ?

Here given,

1. The rate of descending of submarine from the sea level, R = 40 feet per minute.
2. time duration, t = 5 minutes

∵ depth of submarine from the sea level after 5minutes, h = R × t

= 40 feet per minute × 5 minutes

= 200 feet

Therefore submarine would be 200 feet deep from the sea level 5 minutes after it starts descending.

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