The sound is what can you hear but not touch or see.

Answer: A) 788 Explanation: (kx22)/100 = 340 - 166.64 = 173.36 k = (173.36 x 100)/22 k = 788

The most important thing to remember when answering this question is that it really is not about what you did wrong. It's about how you handled a difficult situation and what you learned from it. Describe your biggest failure and discuss what you've learned from it and ideally how you've been successful because of that lesson.The real reason why interviewers ask about your biggest failure is that it reveals a lot about your ability - to take risks - face challenges - acknowledge your mistakes and - learn from them.

Answer: B) 45 Explanation: Number of squares in the given figure is 16 + 9 + 19 + 1 = 45.

Answer: B) 9 kms Explanation: The first train covers 180 kms in 5 hrs => Speed = 180/5 = 36 kmph Now the second train covers the same distance in 1 hour less than the first train => 4 hrs => Speed of the second train = 180/4 = 45 kmph Now, required difference in distance in 1 hour = 45 - 36 = 9 kms.

Answer: C) 60 kmph Explanation: Speed on return trip = 150% of 50 = 75 km/hr. Average speed = (2 x 50 x 75)/(50 + 75) = 60 km/hr.

Answer: D) Peat Explanation: The first of the four stages of coal formation is lignite coal.   There are four stages of coal formation:   1. Peat,   2. Lignite,   3. Bituminous and   4. Anthracite. The bacteria has removed a large portion of the other constituents of the plant matter and left around 25 to 34 percent.

Answer: A) Colonial ports Explanation: Oceania is a geographic region comprising Melanesia, Micronesia, Polynesia and Australasia. In Oceani, most towns began as Colonial Ports.