alleryପ୍ରଥମ ଚାରୋଟି ମୌଳିକ ସଂଖ୍ୟାର ବର୍ଗଗୁଡ଼ିକ ହେଉଛି 4, 9, 25, 49। ପଞ୍ଚମଟି କ’ଣ?
A169
B100
C81
D121
Answer & Solution
Correct answer: D. 121
ପଦଗୁଡ଼ିକ ହେଉଛି 2, 3, 5 ଏବଂ 7 ମୌଳିକ ସଂଖ୍ୟାର ବର୍ଗ, ତେଣୁ ପରବର୍ତ୍ତୀଟି 11 ର ବର୍ଗ, ଯାହା 121 ଅଟେ।
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