@ Ayesha Mahmood thanks for solving and correcting the wrong ones
@ yasirzeb2006 bro the remaining 3 are here and plz see this link too
http://way2freshers.com/aptitude/apt...-and-work.html
1---- A & B can finish a piece of work in 30 days. B and c in 40 days,while c and a in 60 days . how long will they take to finish it together
a- 26 2/3 days(26 whole 2 by 3)
b- 25 days
c- 14 days
d - 16 days
2--- x and y together can do a piece of work in 6 days and x alone can do it in 9 days. y alne will do it in ?
a- 10 1/2 days
b- 18 days
c-12 days
d- 7 1/2 days
e- 20 days
3--- 15 women can reap the field in 30 days . when should 5 women leave the work , if the whole field is to reaped in 22 1/2 (22 and half)days after they leave the work???
a- 2 days
b- 30 days
c - 7 days
d- 15 days
e -25 days