alleryସେଟ୍ A ଏବଂ B ପାଇଁ ପରସ୍ପରକୁ ଛେଦ କରୁଥିବା ବୃତ୍ତଗୁଡ଼ିକରେ କେବଳ A ରେ 12, ଉଭୟରେ 8 ଏବଂ କେବଳ B ରେ 5 ରହିଛି। ସଂଯୋଗ କେତେ?
A20
B30
C15
D25
Answer & Solution
Correct answer: D. 25
ସମସ୍ତ ତିନୋଟି ଅଞ୍ଚଳକୁ ଯୋଗ କଲେ 12 + 8 + 5 = 25 ଜଣ ସଦସ୍ୟ ମିଳେ।
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