Question $3(1$ point$)$:

The specifications of a steel shaft are $\backslash (6\mathrm{.}40\backslash$pm $0\mathrm{.}10\backslash$mathrm$\{$~mm$\}\backslash ).$ The device sometimes fails when the shaft exceeds the specification. When failure occurs, repair or replacement is necessary at an average cost of SR$95\mathrm{.}00.$ What is the loss at $6\mathrm{.}55$ mm $?$