x,x+2,x+4,x+6 എന്നിവയുടെ ശരാശരി 9 ആയാൽ x ന്റെ വില?
A6
B8
C7
D5
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Related Questions:
Of the three numbers, the first number is two-thirds of the second number. The second number is one-fifth of the third number. The average of these three numbers is 35. Find the largest number?
അടുത്തടുത്ത നാല് ഇരട്ടസംഖ്യകളുടെ തുക 180 എങ്കിൽ അതിനു ശേഷം വരുന്ന അടുത്തടുത്ത നാല് ഇരട്ടസംഖ്യകളുടെ തുകയെന്ത് ?
What was the average age of a couple 5 years ago if their current average age is 30?
For a grouped data, if , is the class mark and is the corresponding frequency, then by direct method, mean x is
given by:
The average age of A, B and C is 26 years. If the average age of A and C is 29 years. What is the age of B in years?