Question

6 A scuba diver was collecting water samp
from a lake. He collected samples at 5 m
intervals starting at 5 m below the surfac
collected the final sample at a depth of
How many samples did he collect?​

Answer 1

Step-by-step explanation:

At 5m depth 1 sample of water is collected. So at 1m depth 1/5 sample of water is collected. Therefore at 35m depth 1/5×35 (=7) sample of water will be collected ... So at 35m depth 7 samples of water would be collected by the scuba diver..

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Answer 2

Step-by-step explanation:

Solution by unitary method

At 5m depth 1 sample of water is collected.

So at 1m depth 1/5 sample of water is collected. Therefore at 35m depth 1/5x35 (7) sample of water will be collected ...

So at 35m depth 7 samples of water would be collected by the scuba diver....

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