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Let tap ‘A’ fill the tank and tap ‘B’ empty the tank. Taking LCM of 12 and 20 = 60 Efficiency of A = 5 Efficiency of (A – B) = 3 Efficiency of B = 5 – 3 = 2 Tap B will empty the tank = 60/2 = 30 So, tap B will empty the tank in 30 hours.
Find the total Cost Price of masks for all the companies together.
Find the ratio of number of Green apples sold by ‘P’ and ‘S’ respectively.
How many students appeared in exam X or in exam Z?
Initial quantity of water in vessel A is what percent of the initial quantity of P1 in vessel C?
What is the ratio of the number of boys participated from school A to the number of girls participated from school C?
What is the difference between the number of teachers from school B and the average number of girls from school A and B?
Find the total number of students who play at least 2 games.
How many students appeared in at most two exams?
Find the number of females of tribe Dimasa.
In café ‘XYZ’, total number of Turkey burgers sold is 20% less than total number of Bean burgers sold by all the three cafes. Find the number of T...