Question 365019
(6.8 * 10^-6) (9.6 * 10^13) / (2 *10) (3 * 10^9) 
= 6.8*9.6E7/6E10 (assuming 2 *10 is meant to be 20)
= 6.8*1.6E-3
= 10.88E-3
= 1.088E-2 or 1.088*10^-2
= 0.01088