Question

A snail is climbed up a tree with a height 100cm. In 1 minutes he climbs 10cm and in other minutes he drop 5cm. How much time would the snail take to climb the tree?

Answer 1

Answer:

37minutes

Step-by-step explanation:

given,

snail climbs 10cm in 1st min,and drop by 5cm in next minute.

that means,

for every two minutes,snail climbs a height of 5cm,

so upto 85 cm,it takes (5*17),so (2*17)= 34 mins.

and in 35min, it climb 10 cm,

and in 36 th main,it fell 5cm and reached to 90cm,

and in 37th min,it climb 10cm and reach to top of the tree.

Hope u understand...