Question Number: #Mat2198

If Sina can do a job in 4 days that Lisa can do in 6 days and Timmy can do in 2 days, how long would the job take if Sina, Lisa, and Timmy worked together to complete it?


Options:
A.) 0.8 days
B.) 1.23 days
C.) 1.97 days
D.) 1.09 days


Answer is option : D

Question Related Topics:
Algebra
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