Merrill Kim Sharp has a system composed $of$ three components $in$ parallel. The components have the

following reliabilities:

$R_1=0\mathrm{.}89,R_2=0\mathrm{.}92,$ and $R_3=0\mathrm{.}84$

The overall reliability $of$ the system $=,\%(enter$ your response $as$ a percentage rounded $to$ two decimal places$).$