1) What was the ratio of the number of trees planted by NGO - B in Tamil Nadu, the number of trees planted by NGO - C in Assam, and the number of trees planted bY NGO - A in Assam? A) 5:3:6 B) 5:6:3 C) 6:4:5 D) 6:5:3 E) None of these Answer: Option CExplanation:Required ratio = 180 : 120 : 150 = 6 : 4 : 5