A snail climbs to the top of a coconut tree 18 meters high. In an hour it will climb 2 meters. But if it go 2 meters, it will slips down one meter. Then how long does it take for the snaik to reach the top of the coconut?

The snail will reach the top of the coconut in 18 hours.

Step-by-step explanation:

If the snail will climb 2 meters in 1 hour but it will slip down one meter for every 2 meters climbed, then the distance traveled will be:

Since in 1 hour, it climbs 2 meters minus 1 meter, the time in which the snail will reach the top is:

Therefore, the snail will reach the top of the coconut in 18 hours.

I hope it helps you!                                          

i would say c is the best answer, hope it's right!

good luck! =)

cutie~