At present sum of age = 55 years After 5 years sum of age will be, => 5x + 4x + 3x + 3x = 55 + 5 × 4 => 15x = 55 + 20 => x = 75/15 => x = 5 C’s present age = 3x – 5 = 10 years
Sam and John can complete a piece of work in 8 days and 12 days respectively. They work together but after 2 days, Sam leaves. John finishes the remaini...
‘X’ and ‘Y’ together can complete a work in 16 days, while ‘Y’ and ‘Z’ together can complete the work in 10 days. If ‘Y’ takes 20 da...
Akhil and Nikhil together can complete a work in 5 days while Nikhil alone takes 10 days to complete 40% of the work. If the efficiency of Sachin is 25%...
A, B and C alone can complete a work in 24, 48 and 32 days respectively. All of them started working together but after 2 days from start A left the job...
A and B together, B and C together and A and C together can complete a piece of work in 12 days, 11 days and 9 days respectively. Find the ratio ...
Virat can do a piece of work in 20 days and Sachin can do the same work in 30 days. If Virat works for 4 days and got Rs. 2400, and the remaining work w...
Amrita, working alone, can accomplish her sales target in 15 days, while Varshita, working alone, takes ____ days to complete her sales target. If they ...
‘A’ can complete a work in 12 days and is 33.33% more efficient than ‘B’. ‘A’ and ‘B’ start the work together, but ‘A’ leaves after ...
A’ and ‘B’ together can complete a work in 20 days while ‘A’ takes 25 days to complete the same work alone. If ‘C’ is 60% more efficient t...
A and B are capable of completing a project individually in 40 days and 50 days, respectively. Initially, A and B collaborated on the project, and after...
