Question

9.
If [1X 2Y 6Z] is a number divisible by 9, then the least value of X + Y + Z is:
(a) o
(c) 6
(d) 9​

Answer 1

Answer:

A lithosphere is the rigid, outermost shell of a terrestrial-type planet or natural satellite. On Earth, it is composed of the crust and the portion of the upper mantle that behaves elastically on time scales of thousands of years or greater