alleryP, Q ଠାରୁ ତିନି ଗୁଣ ଦ୍ରୁତ କାମ କରେ, ଏବଂ P ଏକାକୀ Q ଠାରୁ 20 ଦିନ ଶୀଘ୍ର କାମ ଶେଷ କରେ। କେବଳ P କୁ ଆବଶ୍ୟକ ହେବ
A30 ଦିନ
B20 ଦିନ
C15 ଦିନ
D10 ଦିନ
Answer & Solution
Correct answer: D. 10 ଦିନ
Q କୁ P ର ସମୟର ତିନି ଗୁଣ ସମୟ ଲାଗେ, ତେଣୁ 3t - t = 20 ରୁ P ପାଇଁ t = 10 ଦିନ ମିଳେ।
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