A snail is at the bottom of a 20 meters deep pit. Every day the snail climbs 5 meters upwards, but at night it slides 4 metres back downwards how many days does it take before the snail reaches the top of the pit.?
Plz answer fast....i will mark brainlist....
Answers
Answer:
1 day because he climbs 5 meters in 1 day .He slides 4 meters so ,he take 1 day .
MARK ME BRAINLIST
The number of days to reach top of pit = 20 days
GIVEN :
A snail is at the bottom of a 20 meters deep pit
Every day the snail climbs 5 meters upwards, but at night it slides 4 metres back downwards
TO FIND :
In how many days does the snail will reach the top of the pit
SOLUTION :
The snail is at the bottom of a 20 meters deep pit
One day it will climbs 5 meters upwards and night it will slides 4 meters back
After sliding 4 meters backwards it will remains at 1 meter forward from its initial place
Therefore, the distance can be reached by snail in 1 day = 1 meter
Since the depth of pit is 20 meters
To reach top of the pit The Snail need to move 20 meters
It took 1 day to reach 1 meter
⇒ The number of days to reach 20 meters = = 20 days
The number of days to reach top of pit = 20 days
#SPJ2