Answer: B) radon Explanation: The seven elements — helium, neon, argon, krypton, xenon, radon, and oganesson of Group 18 of the periodic table are Noble or Inert gases.   Radon is the heaviest and Helium is the lightest gases of the noble gases.

Answer: B) It is normal to make mistakes. Explanation: An infinitive is a verbal that can function as noun, adjective, or adverb. Having or involving the basic form of a verb is called Infinnitive clause. Way to know whether there is an infinitive is to see whether there is the word "to" in the sentence.   Hence, option B) It is normal to make mistakes. is an infinitive sentence.

Answer: A) 167 Explanation: The given number series is 3, 5, 13, 43, 167 3 3 x 1 + 2 = 5 5 x 2 + 3 = 13 13 x 3 + 4 = 43 43 x 4 + 5 = 177 (not equal to 167)   Hence, the odd number in the given number sequence is 167.

Answer: C) Gulf of Mexico Explanation: *  The Gulf of Mexico, bordered by the United States, Mexico, and the island nation of Cuba, is the worlds largest gulf. *  It has a coastline of about 5,000 kilometers (3,100 miles). *  The Gulf of Mexico is connected to the Atlantic Ocean by the Straits of Florida, between Cuba and the U.S. state of Florida. *  It is largely surrounded by the North American continent.

Answer: C) Rakesh Explanation: 1. Rakesh 2. Ranga 3. Raju 4. Ravi

Answer: D) 2.9 Explanation: xz = y2        10(0.48z) = 10(2 x 0.70) = 101.40  0.48z = 1.40  z = 140/18 = 35/12 = 2.9 (approx.)

Answer: D) Rs. 105 Explanation: K : L : M = 100 : 45 : 30              = 20 : 9 : 6 Given L share is 27 => 9  ------  27      35 ------  ?       => 105

Maturation refers to the ways in which we grow and develop throughout the lifespan.    Maturation is the process of becoming mature; the emergence of individual and behavioral characteristics through growth processes over time.