Santosh Yadav provided special care to a climber who lay dying at the south pole in 1992 Everest Mission. She saved Mohan Singh, who would have lost his life had she not shared her oxygen with him.
During the 1992 Everest expedition, Santosh helped her teammates. She tried to save a climber who was dying at the South Col but couldn't. However, she did manage to save another climber, Mohan Singh, by sharing her oxygen with him.
Why was Santosh sent to the local school?
When did she leave home for Delhi, and why?
Why was Santosh sent to the local school?
When did she leave home for Delhi, and why?
Length (in hours) | Number of lamps |
|---|---|
300 − 400 | 14 |
400 − 500 | 56 |
500 − 600 | 60 |
600 − 700 | 86 |
700 − 800 | 74 |
800 − 900 | 62 |
900 − 1000 | 48 |
(i) Represent the given information with the help of a histogram.
(ii) How many lamps have a lifetime of more than 700 hours?
Why was Santosh sent to the local school?