Match the following attributes of a city with the appropriate scale of measurements.

Which one of the following combinations is correct?

To design an optimum municipal solid waste collection route, which of the following is/are NOT desired :

A sample of air analyzed at 25$$^\circ$$C and 1 atm pressure is reported to contain 0.04 ppm of SO₂. Atomic mass of S = 32. O = 16. The equivalent SO₂ concentration (in $$\mu$$g/m²) will be __________. (round off to the nearest integer)

A process equipment emits, 5 kg/h of volatile organic compounds (VOCs). If a hood placed over the process equipment captures 95% of the VOCs, then the fugitive emission in kg/h is