Saurabh Koranglekar7 Years agoDear studentPlease consider the approach(5+1)*1.5=9 ; 1.5 → 3 → 6....(9+3)*3=36; 1 → 3 → 5 → 7........(36+5)*6=246(246+7)*12=3036(3036+9)*24=73080Hope it helpsRegards