Answer: A) Direction Explanation: An odometer is an instrument which is used to measure Mileage of a vehicle. In the same way, Compass is an instrument used to know the direction.   Hence, Odometer : Mileage :: Compass :: Direction.

Answer: C) X Explanation: first letter A with last letter Zsimilarly 2nd last letter Y with 2nd letter BNow 3rd letter C with 3rd last letter X4th last letter W with 4th letter D and so on.... Therefore the missing letter is X

Answer: C) TCP Explanation: Telnet uses TCP at layer 4. It uses IP at layer 3. We know that Telnet uses TCP/IP protocol, but in the question, it is asked specifically at layer 4 what is used in Telnet. So it is TCP at layer4 and IP at layer 3.

Answer: C) 52 hrs 15 min Explanation: Since they can do 19 programs in 19 hours, Then 52 programs in 52 hours respectively.And a 15 min intervalTotal time they take to do 52 programs is 52 hours 15 minutes.

Answer: B) Segmentation Explanation:

Answer: A) 140 kms Explanation: It is given train X leave station A at 6:30 am, here it is asked to calculate the distance from A when the trains meet, theDistance traveled by train left at 6:30 am upto 7:40 am i.e. in 1 hr. 10 min. or 7/6 hours = 30 x 7/6 = 35 kmSo train leaving at 7:40 am will meet first train after covering a distance of 35 km. with relative speed of 40-30=10 km/hr.Hence time taken = 35/10 = 3.5 hours or 3 hours 30 minutesSo distance from A = Distance traveled by 2nd train in 3 hr. 30 min = 40 x 3.5 = 140 km.

Answer: C) 67 Explanation: Here the given number series is 3, 14, 36, 67, 113, 168 It follows a pattern that 3 3 + 1 x 11 = 3 + 11 = 14 14 + 2 x 11 = 14 + 22 = 36 36 + 3 x 11 = 36 + 33 = 69 69 + 4 x 11 = 69 + 44 = 113 113 + 5 x 11 = 113 + 55 = 168   Hence, the wrong number is 67.

Answer: B) Petrol Explanation: