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ആദ്യത്തെ n ഇരട്ടസംഖ്യകളുടെ ശരാശരി എത്ര?
A
n
B
n+1
C
n-1
D
n+1/2
Answer:
B. n+1
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What is the average of the first 5 multiples of 12?
തുടർച്ചയായ അഞ്ച് ഒറ്റ സംഖ്യകളുടെ ശരാശരി 61 ആണ് . ചെറുതും വലുതുമായ സംഖ്യകൾ തമ്മിലുള്ള വ്യത്യാസം എന്ത് ?
The average age of 40 pupils in a class is 10.5. If the class teacher is included , the average increases by 5.Then the age of the class teacher is
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