Question Number 74860 by rajesh4661kumar@gmail.com last updated on 02/Dec/19
Answered by MJS last updated on 02/Dec/19
$$\mathrm{no}\:\mathrm{head} \\ $$$$\left(\frac{\mathrm{1}}{\mathrm{2}}\right)^{\mathrm{6}} =\frac{\mathrm{1}}{\mathrm{64}} \\ $$$$\mathrm{minimum}\:\mathrm{one}\:\mathrm{head} \\ $$$$\mathrm{1}−\frac{\mathrm{1}}{\mathrm{64}}=\frac{\mathrm{63}}{\mathrm{64}} \\ $$