Warning: implode(): Invalid arguments passed in /www/wwwroot/jobquiz.info/mdiscuss.php on line 336 Theformulaforcalculatinganindexnumbershouldbesuchthatitgivesthesameratiobetweenonepointofcomparisonandtheother,nomatter whichofthetwoistakenasthebaseorputtingitanotherway,theindexnumberreckonedforwardshouldbereciprocaloftheonereckonedbackwards'whicht ?->(Show Answer!)