SOLUTION: Whales first appeared on Earth about 40 million years ago. On a log scale of time (in millions of years), what value would show for the age of whales? 1. 10^40 2. 1.6 3. 4.0 *

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Whales first appeared on Earth about 40 million years ago. On a log scale of time (in millions of years), what value would show for the age of whales? 1. 10^40 2. 1.6 3. 4.0 *       Log On


   



Question 587763: Whales first appeared on Earth about 40 million years ago. On a log scale of time (in millions of years), what value would show for the age of whales?
1. 10^40
2. 1.6
3. 4.0 * 10^6
4. 40.0
5. 3.69

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+log%2840%29+=+n+
I don't have a calculator handy, but
+1.6+ looks right
+10%5E1+=+10+
+10%5E2+=+100+
and 40 would be +10%5E1.6+