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x² – 18x + 72 = 0 x² – 12x-6x + 72 = 0 = x(x-12)-6(x-12) =0 =(x-6) (x-12) =0 When –(x-12) =0 x=12.
Anil and Ashish receive Rs.1800 for work of 6 days. If Anil is 3 times efficient than Ashish, then find the daily wage received by Ashish.
Ganga, Yamuna &Saraswati can complete a piece of work in 30, 40 & 60 days respectively. All 3 of them started working together and after 4 days,...
A alone can finish the work in 10days and B alone can finish the same work in 15 days. All A, B and C together take 5 days to finish the work. Find the ...
Ajay alone can complete a work in 10 days and Bittu alone can complete the same work in 15 days. Ajay starts the work alone and after three days Bittu j...
A work can be completed by ‘A’ and ‘B’, alone in 10 days and 12 days, respectively. Find the number of days taken by ‘C’ to complete the sam...
K and L can complete a work in 16 days. If K alone can complete it in 48 days, how long will L take to complete the work alone?
5 girls can do a piece of work in 9 days, 4 boys can do the same piece of work in 8 days, 6 men do the same piece of work in 2 days and 4 women can do t...
35 people working 7 hours a day take 22 days to complete a task. How many people working for 6 hours a day are needed to complete five times the given t...
A and B can complete a work in 12 days and 16 days, respectively. They start working together, but after 4 days, A leaves the work. C joins B, and they ...
Time taken by A and B together to complete a work is 1 day less than the time taken by B alone to complete the same work. With his half efficiency B can...