Start learning 50% faster. Sign in now
Get Started with ixamBee
Start learning 50% faster. Sign in nowLet the present age of Suhana be x years Therefore, present age of Shruti = 0.8x According to the question, (x + 4)/(0.8x + 4) = 11/9 Or, 9x + 36 = 8.8x + 44 Or, 0.2x = 8 Or, x = 40 years Therefore, ratio of ages of Suhana and Shruti 4 years ago = (x – 4)/(0.8x – 4) = 36/28 = 9:7
‘A’ alone can complete a work in 12 days. ‘B’ alone can complete the same work in 20 days. If ‘A’ and ‘B’ work together for 6 days, then...
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 contractor hired 50 workers to complete a work in 80 days. After 50 days, it was found that only 1/4th of the work was completed. Find the number of e...
Ratio of the work done by P, Q and R in one day is 5:4:8 respectively. They all together can complete the work in 40 days. Q and R worked on it for 20 d...
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 ...
If 15 men or 10 boys can finish a task in 18 days, how long will it take for a team of 12 men and 15 boys to complete the same task? (Calculate approxim...
If 16 men working 16 hours a day can make 16 quilts in 16 days, then in how many days 32 men working 32 hours per day will make 32 quilts?
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...
‘A’ and ‘B’ can do a piece of work in 22 days and 25 days, respectively. If they started the work together and worked on it for 6 days, then fin...