A alone can complete a piece of work in 15 days and B & C together can complete the same work in 8 1/3 days. B is 100% more efficient than C. How many days is required to complete the work if A and C work together ? 12 days 8 days 6 days 9 3/8 days 5 days Option…
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A and B can do a work together in 20 days . B and C can do the same work in 15 days C and A also can do the same work in 12 days . In how many days all together can complete the total work and also find the who of them works of the fasted speed. 20…
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A, B and C alone can do a work in 8 days , 12 days and 6 days respectively. Find how many days they take together to complete work ? 6 days 8 days 2 2/3 days 4 days 3 days Option C LCM of 8 , 12 and 6 = 24total work = 24efficiency of A = 24/8 =…
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A, B and C alone can do a work in 8 days , 12 days and 6 days respectively. Find how many days they take together to complete work ? 6 days 8 days 2 2/3 days 4 days 3 days Option C LCM of 8 , 12 and 6 = 24total work = 24efficiency of A = 24/8 =…
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A can do a piece of work in 25 days. If B is 20% more efficient than A, then in how many days three – fifth of the work is completed by A and B working together ? 2 3/4 days 8 1/5 days 4 days 6 9/11 days 6 11/14 days Option D Let efficiency A = 5 efficiency…
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A can do a piece of work in 10 days and B can do a piece of work in 15 days, then how many days together complete the same piece of work ? 6days 8days 4days 2days none of this Option A solution: xy/x+y 10*15/10+15 = 6days P and Q alone can do a piece of work in x…
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If Priyanka can do 1/3 of the work in 5 days and Queen can do 1/4 of the work in 6 days,then how much money will Queen get if they were paid a total of Rs 390? 140 145 150 155 None of these Option C Ratio of work=1/15 : 1/24 = 8:5Queen gets=(5/13)*390=150 A total of Rs 960…
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A water tank holds 50 gallons of water.Its inlet is 3.5 inch diameter and fills the tank at 2.5 gallons/ min. The outlet of the tank is twice the diameter of the inlet. How many minutes will it take to empty the tank if the inlet is closed, when the tank is fulled the outlet is opened? 10 12 11…
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15 boys or 30 girls or 45 men can complete the work in 12 days. Find the number of days taken by 8 boys and 10 girls and 15 men to complete the work? 12 13 10 9 8 Option C 15 boys= 30 girls 1 boy = 2 girl 15 boys = 45 men 1 boy = 3 men…
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A work is to be completed in 40 days and 110 men were set to work, each working 8 hours a day. After 30 days, 4/5 of the work is completed. How many additional men may be employed so that the work may be completed in time, each man now working 10 hours a day? 44 34 54 64 74…
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