Number of students studying Computer Science in institutes A and B = 57 + 48 = 105 Number of students studying Arts in institutes B and C = 45 + 55 = 100 Required % = [(105 - 100)/100] x 100 = 5%
A and B together can complete a piece of work in 32 days while A alone can complete 40% of the work in 32 days. Find the time taken by B to compl...
Two men A and B started a job in which A was thrice as good as B and therefore took 60 days less than B to finish the job. How many days will they take ...
A, B and C can do a piece of work in 5, 8 and 10 days respectively. They start working together but C leaves after working 1 days and B, 2 days before t...
A and B alone can complete a work in 15 and 30 days, respectively. 50% of the work is completed by C in 2x days, and the remaining work is completed by ...
A work can be completed by ‘A’ and ‘B’, alone in 12 days and 18 days, respectively. Find the number of days taken by ‘C’ to complete the sam...
B is 20% more efficient than A. If B was 60% more efficient than A, then, B could complete the work in 18 days lesser than days taken by A. What fractio...
Reena and Teena together can do a piece of work in 60 days. Teena and Meena together can do it in 40 days. Reena starts the work and works on it for 10...
X can do a piece of work in 25 days. He worked at it for 5 days and then Y finished it in 24 days. In how many days can X and Y together finish the work?
25 men can complete a piece of work in 13 days. One man starts the work and after every day one more man joins the work and this continues till the work...
‘A’ and ‘B’ can do a piece of work in 20 days and 32 days, respectively. If they started the work together and worked on it for 9 days, then fin...