Yeah because he wealthy and have money and rich lol
Working out: 6.25% = 4 half lives (20x4=80ma) 80ma is how old the rock is
The only following here that is a nonprint source is a photograph, since no writing is needed.
Separate
The sentence uses the word distinctive in the context "three distinct ways". Then the excerpt lists the three ways the 10K is special. Seeing that each of those ways are separate and different it is clear that "distinct" means "separate" in this context.
