九又五分之三÷(0.6+五分之二×一又六分之一)÷八又七分之五
=48/5÷(3/5+2/5×7/6)÷61/7
=48/5÷16/15÷61/7
=48/5×15/16×7/61
=63/61
=1又61分之2