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Whole surface area of cylinder = 2πR(H+R) 2π x 6[h+1+6] = 2π x 4[2h+1+4] 6[h+7] = 4[2h+5] 6h+42 = 8h+20 2h = 22 h = 11 so, V1/V2 = (π x 62x (h+1))/(π x 42x (2h+1)) = (36 x (11+1))/(16 x (2x11+1)) = (36 x 12)/(16 x 23) = 27/23
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'B' is 37.5% more productive than 'A'. Together, they can finish a task in 40 days. How many days would it take for 'A' alone to complete the entire task?
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A and B can complete a task together in 10 days, while B alone takes 20 days to finish it. A began working alone and left after ‘x’ days, after whic...
'Ramesh' can complete a work in 40 days. He started the work and left after 24 days from starting. The remaining work was done by 'Suresh' in 30 days. F...
A and B together can complete a piece of work in 25 days while A alone can complete 50% of the work in 50 days. Find the time taken by B to compl...
