alleryଜଣେ କୃଷକ 15 ଦିନରେ ଗୋଟିଏ ଜମି ଚାଷ କରିପାରନ୍ତି। ସେ 5 ଦିନ କାମ କରିବା ପରେ, ଆହୁରି ଆବଶ୍ୟକ ଥିବା ଦିନ ସଂଖ୍ୟା ହେଉଛି
A15 ଦିନ
B8 ଦିନ
C10 ଦିନ
D12 ଦିନ
Answer & Solution
Correct answer: C. 10 ଦିନ
ସେ ଜମିର 5/15 = 1/3 ଅଂଶ ଶେଷ କରିଛନ୍ତି, ବାକି ରହିଲା 2/3 ଅଂଶ, ଯାହା ତାଙ୍କ ନିଜ ଗତିରେ 10 ଦିନ ସମୟ ନିଏ।
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