Question
In the context of air pollution measurements, what does
"PM2.5" refer to?Solution
PM2.5 refers to particulate matter with a diameter of 2.5 micrometers or less, which can penetrate deep into the respiratory system.
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Two friends, P and Q, invested in a business. Q's investment was 20% more than P's investment. After a year, Q earned a profit of...
P and Q invested in a partnership with Rs.400 and Rs.700 respectively. After 4 months Q added Rs. 'x' more. If at the end of the year profit share of P ...
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