In a process of purchasing a CNG car, one has to select the best car mode out of various models $,$ To select this $,$ he$/$she decides to use analytic hierarchy process $($AHP$).$ The criteria have to be rated and the weightsto be assigned based on the comparison matrix $[$c$]$ provides below

criteria Gas mileage Ride comfort Cost of repair

GAS MILEAGE $1$

Ride comfort $915$

Cost of repair $31$

Do the following calculations

$($d$)$ complete the criteria comparison matrix.

$($e$)$ Calculate the criteria weights

$($f$)$ Check for the consistency for the assigned criteria weights.