alleryତ୍ରିଭୁଜ ବିନ୍ଦୁଗୁଡ଼ିକ 1, 3, 6, 10, 15, 21, 28 କ୍ରମରେ ଚାଲିଛି। ପରବର୍ତ୍ତୀରେ କେତୋଟି ଅଛି?
A36
B38
C35
D34
Answer & Solution
Correct answer: A. 36
ଶେଷ ବ୍ୟବଧାନ 7 ଥିଲା, ତେଣୁ ପରବର୍ତ୍ତୀ ବ୍ୟବଧାନ 8 ଏବଂ 28 + 8 = 36 ଅଟେ।
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