Question
Who among the following is the Chief Scientist in
WHO?Solution
The correct answer is C
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If 'P' reduces his speed by 40% of his original speed, he arrives at his destination 3 hours later than usual. How much time would he take to reach his ...
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A and B are travelling towards each other with a speed of 10 km/hr and 20 km/hr. They started at same time and A covered 15 km less distance than B befo...
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