Question 9

1. Solve:  3log102– 2log103 = 1 + log10().    

1. The height of a cylindrical water container is 8 m.  It took an athlete, running with a speed of 3 km/h, 3 minutes to run round the container once, keeping a constant distance of one metre from the container.  Calculate, correct to the nearest whole number, the:

(i)     radius of the container;
(ii)    volume of the container.
[Take  = ]