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ଏହି ସଂଖ୍ୟାଗୁଡ଼ିକ ମଧ୍ୟରୁ କେଉଁଟିର ବର୍ଗମୂଳ ଅମୂଳଦ ଅଟେ?

A81
B50
C64
D49
Answer & Solution
Correct answer: B. 50
50 ଏକ ପୂର୍ଣ୍ଣ ବର୍ଗ ସଂଖ୍ୟା ନୁହେଁ, ଯେତେବେଳେ କି 49, 64 ଏବଂ 81 ହେଉଛି 7, 8 ଏବଂ 9 ର ବର୍ଗ।
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