ເຄື່ອງຄິດໄລ່ບັນຫາທີ່ໃຊ້ເວລາເຮັດວຽກ

Number of groups or workers :
A0 can complete a work in =  
A1 can complete a work in =  
 
Work can be completed together in
ເຄື່ອງຄິດໄລ່ບັນຫາທີ່ໃຊ້ເວລາເຮັດວຽກ