In each of the following questions. Select the related letter/ word number from the given alternatives.

Water : River : Trees : ?

The average age of father and his son is 22 years. The ratio of their ages is 10 : 1 respectively. What is the age of the son?

Read the following information carefully and answer the questions given below- 

Twelve people are sitting in two parallel rows containing six people each, in such a way that there is an equal distance between adjacent persons. In row-I Piyush, Qurashi, Ronit, Sameer, Tujuf and Vipul are seated and all of them are facing South. In row-2 Aaliya, Bebo, Coco, Devi, Elena and Fiyama are seated and all of them are facing North. Therefore, in the given seating arrangement each member seated in a row faces another member of the other row.

Sameer sits third to right of Qurashi. Either Sameer or Qurashi sits at an extreme end of the line. The one who faces Qurashi sits second to right of Elena. Two people sit between Bebo and Fiyama. Neither Bebo nor Fiyama sits at an extreme end of the line. The immediate neighbour of Bebo faces the person who sits third to left of Piyush. Ronit and Tujuf are immediate neighbours of each other. Coco sits second to the left of Aaliya. Tujuf does not face the immediate neighbours of Devi.

Who amongst the following sit at extreme ends of the rows?

DIRECTIONS: These questions are based on the following information.
The State Road Transport Corporation will show a seven-minute film on safety in 3 languages for the benefit of passengers on board on all its luxury buses. Much like those placed in aircraft, laminated safety guides will be available for passengers, showing the layout of the bus and some basic steps they could follow to get out of the bus in case of an emergency.
(A) The passengers may follow instructions provided in case of an emergency.
(B) There were a number of accidents where passengers could not get out of a bus while it was on fire.
(C) The Road Transport Corporation intends to ensure the safety of passengers in case of an emergency.
(D) Aircraft have similar instructions in case of an emergency.
(E) The existing passenger safety measures are not adequate.
(F) There was a demand for increased safety measures for passengers of luxury buses.

Which of the following assumption(s) is/are implicit in the above passage?

Which number comes to the questions mark?

A question is given, followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements is sufficient to answer the question. Read both the statements and select the appropriate answer.

Question: Six people sit in two parallel rows. In Row 1 - J, K and L sit facing towards north, and in Row 2 - F, G and H sit facing towards south. Each person in a row faces a person in the other row. Who faces G?

Statements:
 (I) H faces K; L faces an immediate neighbour of H.
 (II) G sits at one of the extreme ends of the row; J sits to the immediate left of L.

Jayesh is facing south,he turn right and walk 20 m. Then he turn right again and walk 10m. then he turn left and walk 10 m and then turning right walk 20 m. Then he turn right again and walk 60m. In which direction is he from the starting point?

The pages of a book had been numbered 1 to 100 manually. How many times will it be essential to write the digit 5?