The independent variable is hours and the score or points is the dependent variable .equation is s=3h
The answer is 1.4 x 10^3 Or 1400
Rewrite the equation as
(2x7) x (10^6 x 10^4) then calculate from there to get your answer
3
1
390
x 42
-------
1282
1564
----------------
the answer would be 16380
Hope this helped :)