ആദ്യത്തെ 20 എണ്ണൽസംഖ്യകളുടെ വർഗ്ഗങ്ങളുടെ ശരാശരി എത്ര?
A142
B143
C143.5
D144.5
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Related Questions:
A set of 51 numbers in such that if we remove the fist number, the average of the remaining numbers will be reduced by 1 from the average of all the numbers, if we remove the first and second, average be reduced by 2 from the original average of 51 numbers and so on. If average of all the 51 numbers is 1000, then which of the following is true
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ആദ്യത്തെ 4 അഭാജ്യസംഖ്യകളുടെ ശരാശരി എത്ര?