Case study based questions are compulsory. Attempt any four sub- parts of each question. Each
subpart carries 1 mark.

Case study based questions are compulsory. Attempt any four sub- parts of each question. Each
subpart carries 1 mark.
17) Four friends Roshan, Narun, Mohit and Shaun went for trekking to enjoy their summer
vacations. Shaun reached the peak and found he was 1500m above the sea level. All
friends were at equal distance from each other.

1) Express the height where Shaun is (in integers)
a)1500 m b) -1500 m c) 750m d)None of these
2) As they climbed higher the temperature dropped 15 degree below zero. Express it in
integers.
a) 150 C b) -150 C c) 00 C d) 300 C
3) What integer will represent the sea level?
a) 1000m b) 100m c) 0m d) 1m
4) Roshan slips from his position and falls into the sea where he reaches 650m below the
sea level. He observes a submarine 75 m below him. What is the distance between the
sea level and the submarine?
a) -650m b) -725m c) -575m d) -75m
5) What will be the absolute value of the distance from the sea level after Roshan slipped?
a) 650 b) -650 c) 1650 d) -1650