alleryA ଗୋଟିଏ କାମକୁ 15 ଦିନରେ ଏବଂ B 10 ଦିନରେ କରିପାରେ। A ଏକାକୀ 5 ଦିନ କାମ କରେ, ତା'ପରେ B ଯୋଗ ଦିଏ। B, A ସହିତ କାମ କରେ
A4 ଦିନ
B6 ଦିନ
C3 ଦିନ
D5 ଦିନ
Answer & Solution
Correct answer: A. 4 ଦିନ
A ଏକାକୀ 5/15 = 1/3 ଅଂଶ କରେ; ଅବଶିଷ୍ଟ 2/3 ଅଂଶ ଦୈନିକ 1/6 ହାରରେ ଶେଷ ହେବାକୁ 4 ଦିନ ଲାଗେ।
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