alleryଯଦି 6 ଜଣ ଲୋକ ଗୋଟିଏ କାମକୁ 10 ଦିନରେ ଶେଷ କରନ୍ତି, ତେବେ ସମାନ ହାରରେ 4 ଜଣ ଲୋକ କେତେ ଦିନ ନେବେ?
A15 ଦିନ
B12 ଦିନ
C16 ଦିନ
D20 ଦିନ
Answer & Solution
Correct answer: A. 15 ଦିନ
1. ଲୋକ ଏବଂ ଦିନ ପ୍ରତିଲୋମ ଅନୁପାତରେ ଥାଆନ୍ତି, ତେଣୁ ସେମାନଙ୍କର ଗୁଣଫଳ ହିଁ ମୋଟ କାର୍ଯ୍ୟ।
2. ଏଠାରେ କାର୍ଯ୍ୟ ହେଉଛି 6 x 10 = 60 ଲୋକ-ଦିନ।
3. 4 ଜଣ ଲୋକଙ୍କ ସହିତ, ଆବଶ୍ୟକ ଦିନ ସଂଖ୍ୟା ହେଉଛି 60 / 4।
4. ତାହା ହେଉଛି 15 ଦିନ।
5. କମ୍ ଲୋକ ମାନେ ଅଧିକ ଦିନ ଲାଗିବ, ତେଣୁ ଦେଖିବା ମାତ୍ରେ ହିଁ 10 ରୁ କମ୍ ଥିବା ଯେକୌଣସି ଉତ୍ତର ଭୁଲ୍ ହେବ।
_ଉତ୍ସ: ପାଠ୍ୟକ୍ରମ ଗଣିତ, ଅଧ୍ୟାୟ 11 'ପ୍ରତ୍ୟକ୍ଷ ଏବଂ ପ୍ରତିଲୋମ ଅନୁପାତ', S11.3 ପ୍ରତିଲୋମ ଅନୁପାତ_
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