12, 10, 23, 15, X എന്നീ സംഖ്യ കളുടെ ശരാശരി 20 ആയാൽ X- ൻറ വില എന്ത്?
A40
B30
C20
D50
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Related Questions:
The average salary per head of all the employees of an institution is Rs.60. The average salary of 12 officers is Rs.400, the average salary per head of the rest is Rs.56.The total number of employees in the institution is:
തുടർച്ചയായ 5 എണ്ണൽ സംഖ്യകളുടെ ശരാശരി 25 ആയാൽ , തുടർന്നുവരുന്ന 5 എണ്ണൽ സംഖ്യകളുടെ ശരാശരി എന്ത് ?
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What is the average of the first 100 even numbers ?
What is the average of even numbers from 1 to 50?