Question
40 men can complete a piece of work in 48 days. ‘x’
men started the work and after 30 days 56 more men joined them so that whole work was finished in the desired time. Find the value of ‘x’Solution
Total work = 40 × 48 = 1920 units According to question; 30 × x + 18 × (x + 56) = 1920 Or, 30x + 18x + 1008 = 1920 Or, 48x = 1920 Or, x = 40
8 men working 6 hours a day can complete a piece of work in 6 days. If efficiency of each woman is 20% more than that of each man, then how many women w...
'M' alone finishes a project in 30 days. 'M' and 'N' together can complete the same project in 16(2/3) days. How many days would 'N' need to do the proj...
Two candles of same height can burn completely in 8 hours and 12 hours respectively. If both start burning at same time at their respective constant spe...
X can do a piece of work in 36 days. He worked at it for 6 days and then Y finished it in 20 days. In how many days can X and Y together finish the work...
Peter and Rachel can complete a project together in 20 days. Peter takes four times as long as Rachel to complete the same project alone. Find the time ...
A man travelled a total distance of 200 km. He travelled first 150 km on car with a speed of 30 km/h and rest of the distance on bike whose speed is 20 ...
Working 10 hours a day, Jagan can complete a work in 12 days while working 8 hours a day, Magan can complete the same work in 9 days. If Jagan and Magan...
A man’s average income for the first 3 months is 12% of his total income. For the next 6 months the average monthly income was Rs. 25,400. His total i...
10 masons can build a wall in 15 days by working 8 hours per day. How many masons are required to build the wall in 10 days by working 12 hours per day?
‘P’ alone can complete a work in 25 days while ‘P’ and ‘Q’ together can complete the whole work in 15 days. Find the time taken by ‘Q’ a...
Relevant for Exams:
