alleryଗୋଟିଏ ସହରରେ, 60 ପ୍ରତିଶତ ଖବରକାଗଜ X ପଢ଼ନ୍ତି, 40 ପ୍ରତିଶତ ଖବରକାଗଜ Y ପଢ଼ନ୍ତି ଏବଂ 20 ପ୍ରତିଶତ ଉଭୟ ପଢ଼ନ୍ତି। କେତେ ପ୍ରତିଶତ କୌଣସିଟି ବି ପଢ଼ନ୍ତି ନାହିଁ?
A10
B20
C15
D25
Answer & Solution
Correct answer: B. 20
ଅତି କମରେ ଗୋଟିଏ ପଢ଼ୁଥିବା ପାଠକ = 60 + 40 - 20 = 80 ପ୍ରତିଶତ, ତେଣୁ 20 ପ୍ରତିଶତ କୌଣସିଟି ବି ପଢ଼ନ୍ତି ନାହିଁ।
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