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Numerical Ability
Permutation and Combination
For all positive integers n less than 10879, define
11 for n divisible by 23 and 43
a_n = 23 for n divisible by 11 and 43
43 for n divisible by 11 and 23
0 otherwise
What is the value of
∑_(n=1)^10878▒a_n
(a) 10879 (b) 1715 (c) 10878 (d) 2422
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- its a star question, can anyone solve it????
- 9 years agoHelpfull: Yes(0) No(0)
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