Convert 3/40 into decimal number.Is the answer 0.05?? If not plz help me meritnation experts..... Share with your friends Share 0 Aditya Yugandhar answered this 3/4040*25=1000so,3/40*25/2575/10000.075 1 View Full Answer Amelie answered this 3/40 = 0.075Therefore the answer is 0.075. 2