Question 993630
HI there,
Alma can do a job in 6 days
Rachel can do the same job in 12 days
Together:
1/6 + 1/12 = 1/x
Common denominator = 12x
2x + x = 12
3x = 12
x = 4 days
Together they can do the job in 4 days.
Hope this helps :-)