The height of Mount Everest is 20 times the height of Empire State building.
20y
Step 1: Let the height of the Empire State Building be ( y ) (choose any one unit like metres).
Step 2: The phrase “20 times” means we multiply by 20.
( ext{Mount Everest height} = 20 imes y)
Step 3: Write the product without the multiplication sign:
(20y)
Conclusion: The height of Mount Everest is (20y) (in the same units as (y)).