alleryଉଭୟ ପାର୍ଶ୍ୱରୁ ସଂଖ୍ୟାଗୁଡ଼ିକର ଯୋଡ଼ି କରିବା ଦ୍ୱାରା, 1 + 2 + 3 + ... + 100 ର ମାନ କେତେ?
A5000
B5100
C5151
D5050
Answer & Solution
Correct answer: D. 5050
ଏଠାରେ 50 ଟି ଯୋଡ଼ି ଅଛି, ପ୍ରତ୍ୟେକର ଯୋଗଫଳ 101, ତେଣୁ ସମୁଦାୟ ହେଉଛି 50 x 101 = 5050।
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