2 years ago

Decrease 20 sec by 20%

1 answer:

4 0

Answer: 16 seconds
To decrease it by 20% percent,
We need to first find amount by:
=20*100/20
=4
Therefore 20% of 20 second is 4 seconds
Now let’s decrease it:
20-4
16
Therefore we get 16 second by decreasing 20% of 20 seconds

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