The child crawled 18 meters in 823 seconds.
Given:
A child is crawling at a pace of 176 inches every 3.37 minutes.
To find:
The distance covered (in meters) by a child in 823 seconds.
Solution:
Distance covered by a child in 3.37 minutes = 176 inches
Distance covered by a child in a 1 minute = 
1 minute = 60 seconds
Distance covered by a child in 60 seconds = 
Distance covered by a child in a 1 second:

Distance covered by a child in 823 seconds:

In 1 meter there are 39.37 inches.

The child crawled 18 meters in 823 seconds.
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