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(Decrease in Second Year)/(Decrease in Third year)→ 100/(100-r) = 5/4 400 = 500 - 5r 5r = 100 r = 20% Let the Population of Tigers 3 years ago be P, then P(1-20/100)3= 11520 P(4/5)3= 11520 P= (11520 ×5 ×5 ×5)/(4 ×4 ×4) = 22500
A and B together, B and C together and A and C together can complete a piece of work in 40 days, 30 days and 50 days respectively. Find the ratio...
A’ and ‘B’ alone can do a certain work in 20 days and 30 days, respectively. Both started the work together but after ‘x’ days ‘A’ left th...
8 children and 6 women together can complete a piece of work in 10 days and work done by a children in one day is one-third of the work done by a women ...
15 men can do a piece of work in 10 days working 12 hours a day. How many men can do double the work in 25 days working 8 hours a day?
Ankit and Priya together can complete a piece of work in 200 days and 10 minutes, while Priya and Vikas together can complete the same work in 130 days ...
Amit is twice as efficient as Bishnu, who takes 12 more days than Chintu to complete the same work. If Amit and Chintu together c...
A and B together can complete a work in 15 days, while B and C together can complete the same work in 20 days. If A, B, and C together can complete the ...
A and B can complete a work together in 20 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed by B alo...
‘A’ alone can do some work in 22 days. ‘B’ and ‘C’ together can do the same work in 12 days. If ‘B’ is half as efficient as ‘A’, the...
A and B together can complete a piece of work in 36 days while A and C together can complete the same work in 39 days. If A, B, and C together can compl...
