alleryA 6 ୟୁନିଟ୍ / ଘଣ୍ଟା ତିଆରି କରେ; B 4 ୟୁନିଟ୍ / ଘଣ୍ଟା ତିଆରି କରେ ଏବଂ 2 ଘଣ୍ଟା ପରେ ଆରମ୍ଭ ହୁଏ | A ର ଆରମ୍ଭରୁ 92 ୟୁନିଟ୍ କେବେ କରାଯାଏ?
A10 h
B9 h
C11 h
D12 h
Answer & Solution
Correct answer: A. 10 h
ଯଦି A t ଘଣ୍ଟା କାମ କରେ, 6t + 4 (t − 2) = 92 t = 10 ଘଣ୍ଟା ଦେଇଥାଏ |
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