The upper-left element gets laterally inverted in first, third, fifth. .... steps; the upper-right element gets rotated through 180o is first, fourth, seventh,.... steps; the lower-left element gets laterally inverted in second, fourth, sixth, ... steps; the lower-right element gets rotated through 180o in third, sixth,... steps and the pin at the middle-right position gets laterally inverted in every second step.
A and B together can complete a piece of work in 30 days while A alone can complete 50% of the work in 25 days. Find the time taken by B to compl...
Amin, Basha and Cheez can do a piece of work in 90, 40 and 12 days respectively. But they decide. That a single person will work in a day and receive Rs...
X can do a piece of work in 30 days. He worked at it for 5 days and then Y finished it in 20 days. In how many days can X and Y together finish the work?
A work can be completed by ‘A’ and ‘B’, alone in 10 days and 14 days, respectively. Find the number of days taken by ‘C’ to complete the sam...
A and B together, B and C together and A and C together can complete a piece of work in 18 days, 15 days and 10 days respectively. Find the ratio...
A can finish a task in 32 days, while B can complete the same task 8 days sooner than A. If they together earn a total of Rs. 1050 for the job, how much...
A, B and C alone can complete a work in 30, 60 and 45 days respectively. All of them started working together but after 3 days from start A left the job...
‘n’ men working 20 hours a day can complete a work in 8 days while (6n – 4) men working 10 hours a day can complete the same work in 8...
Two people, A and B, working separately can sanitize a building in 6 and 10 hours, respectively. They work in stretches of one hour alternately. If A be...
A and B working together completed a job in 40/9 days. If A had worked twice as efficiently as she did and B had worked 1/3 of his actual efficiency, th...
