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Arunima Sinha, a former national-level volleyball player from India, became the world's first female amputee to climb Mount Vinson (4,892 meters/16,050 feet), the highest peak in Antarctica. She lost her leg after being pushed from a moving train by robbers in 2011 but went on to become the first female amputee to climb Mount Everest in 2013. Her achievement on Mount Vinson demonstrates remarkable perseverance and determination.
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With P starting the work, working on alternate days, P and Q can finish a work in 17 days. If Q works on the first day and Q and P work alternately, the...
Ratio of the work done by P, Q and R in one day is 8:5:9 respectively. They all together can complete the work in 40 days. Q and R worked on it for 32 d...