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A brand of paint costs Tk. 14 per liter and 1 liter of paint will cover an area of 150 square feet. what is the minimum cost of paint needed to cover the 4 walls of a rectangular room that ix 12 feet wide, 16 feet long and 8 feet high?
A brand of paint costs Tk. 14 per liter, and 1 liter of paint will cover an area of 150 square feet. What is the minimum cost of paint needed to cover the 4 walls of a rectangular room that is 12 feet wide, 16 feet long and 8 feet high?
A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon
Painter A can paint a house in 16 days and painter B can do the same work in 20 days . With the help of painter C, they paint the house in 8 days only. Then , Painter C alone can do this task in -
__________ is a non volatile film forming constituent of a paint.
If m men can paint a house in d days, how many days will it take m+2 men to paint the same house?
It takes 72 hours for five workers to paint an office building. If the number of hours worked is inversely proportional to the number of workers, how many hours should it take six workers to paint the building?
If m men can paint a house in d days, how many days will it take m + 2 men to paint the same house?
The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then
Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is