Question

A water snake in a well is 30 M below the ground level its lights 20 m upward and then slips down 10 M how far it is from the ground level


`- 30 - + 20 - - 10`
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Answer 1

If the water snake is initially 30 meters below the ground level and then climbs 20 meters upward, it will be 30 - 20 = 10 meters below the ground level. However, if it then slips down 10 meters, it will be 10 + 10 = 20 meters below the ground level.