What is the value of x

Ihave this math question 2/3 ÷2 1/10=

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet