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Let the total work = L.C.M of 35 and 40 = 280 units Then, efficiency of 'A' = 280 ÷ 35 = 8 units/hour Efficiency of 'B' = 280 ÷ 40 = 7 units/hour 60% of the work = 280 X 0.6 = 168 units Time taken by 'A' and 'B' working together to complete 60% of the work = 168 ÷ (7 + 8) = 11.2 hours
Three statements are given followed by three conclusions numbered I, II & III. Assuming the statements to be true, even if they seem to be at variance ...
If 20 men or 12 boys can complete a job in 25 days, how long will it take for a team of 15 men and 18 boys to complete the same job? (Calculate approxim...
Select the odd group of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digi...
1. Walls
2. Floor
3. Roof
4. Room
5. Foundation
6. Window
Who among the following has ordered from Meesho?
There are five magazine M, N, O, P, and Q. Magazine O lies above P, magazine Q is below M, P is above M and N is below Q. Which magazine is at the bottom?
Which of the following is true with respect to U as per the given information?
In a certain code language, ‘PLATEAU’ is coded as '622267261511' and ‘FORMULA’ is coded as '261561412921', then ‘LAPTOPS’ will be coded as _...
