Who Invented Traffic Signal ? December 15, 2019 by mcq A) Lewis Edson Waterman B) Levi Strauss C) Percy LeBaron Spencer D) Garrett Augustus Morgan View AnswerOption – D. More Questions[CO-OM-CCA] Postings of costs an revenues to CO can result in real and statistical postings. Which of the following answers is(are) correct?Arjuna award is given forThe Constitution of India borrowed the scheme of Indian Federation from the constitution ofIf the number 517?324 is completely divisible by 3,then the smallest whole number in place of ? will be:Browning of paper in old books is caused byIf “P” denotes “multiplied by”, “R” denotes “subtracted from”, “S” denotes “added to” and “Q” denotes “divided by”, then which of the following equation is true?What is the official language of African Development BankFrom a container of wine, a thief has stolen 15 litres of wine and replaced it with same quantity of water. He again repeated the same process. Thus, in three attempts the ratio of wine and water became 343 : 169. The initial amount of wine in the container was:A does half as much work as Band C does half as much work as A and B together. If C alone can finish the work in 40 days, then together ,all will finish the work in ?What is the product of a number and its reciprocal?