221: How many numbers lie between 300 and 500 in which 4 comes only one time?
(A) 99
(B) 100
(C) 110
(D) 120
222: Which of the following organizations brings out the publication known as 'World Economic Outlook' ?
(a) The International Monetary Fund
(b) The United Nations Development Programme
(c) The World Economic Forum
(d) The World Bank
223: With which one of the following mountain tribes did the British first come into contact with after the grant of Diwani in the year 1765?
(a) Garo
(b) Khasis
(c) Kukis
(d) Tipperahs
224: On whose recommendation was the Constituent Assembly formed?
(a) Mountbatten plan
(b) Cripps Mission
(c) Cabinet Mission Plan
(d) Government of India Act, 1935
225: The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation?
1. There are no clouds or water vapour in the lower stratosphere.
2. There are no vertical winds in the lower stratosphere.
which of the statements given above is/are correct in this context?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2