alleryଗୋଟିଏ କାଫେକୁ 150 ଜଣ ଆଗନ୍ତୁକ ଆସିଥିଲେ। 25 ଜଣ ଉଭୟ କଫି ଓ ଚାହା ନେଇଥିଲେ, 40 ଜଣ କେବଳ ଚାହା ଏବଂ 60 ଜଣ କେବଳ କଫି ନେଇଥିଲେ। କେତେ ଜଣ କିଛି ବି ନେଇ ନ ଥିଲେ?
A15
B20
C35
D25
Answer & Solution
Correct answer: D. 25
ବ୍ୟବହୃତ ତିନୋଟି ଅଞ୍ଚଳର ମୋଟ ସଂଖ୍ୟା 60 + 25 + 40 = 125, ଯାହାଫଳରେ ଉଭୟ ବୃତ୍ତ ବାହାରେ 150 - 125 = 25 ରହିବେ।
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