Related Questions

In 2007, the arithmetic mean of the annual incomes of Rahim and Karim was Taka 3800 . The arithmetic mean of the annual incomes of Karim and Ripon was Ripon and Rahim was TaKa5800. What is the arithmetic mean of the incomes of the three ?
A 3200
B 1200
C 2400
D 4800
The arithmetic mean of the 5 consecutive integers starting with 'p' is 'q'. What is the arithmetic mean of 9 consecutive integers that start with (p+2)?
A 2+p+q
B 2+q
C 2q+2
D 4+q
The arithmetic mean of the list of numbers given below is 4. If K and m are integers and k#m, what is the median of the list ? [Given list -3, k, 2, 8, m, 3]
A 2
B 2.5
C 3
D None of these
If the average (arithmetic mean) of x and y is 60 and the average(arithmetic mean)of y and z is 80,what is the value of(z-x)?
A 40
If the average (arithmetic mean) of a,b, and c is 40, what is the average (arithmetic mean) of (3a+10), (3b+10), and (3c+10)?
A 90
B 120
C 130
D 150
In a sequence of 8 consecutive integers, how much greater is the sum of the last four integers than the sum of the first four integers ?
A 10
B 12
C 14
D 16
In a sequence of consecutive integers, how much greater is the sum of the last four integers than sum of first four integers?
A 10
B 12
C 14
D 16
If the average (arithmetic mean) of 5 consecutive numbers is 12 , what is the sum if the least and the greatest of the integers?
A 10
B 11
C 12
D 14
The average of 5 positive integers is 60. If the average of 3 of these integers is 67, what is the greatest possible value that one of the other two integers can have?
A 98.5
B 63.5
C 99
D 98
If x is the average (arithmetic mean) of m and 9, y is the average of 2m and 15, and z is the average of 3m and 18, What is the average of x, y and z in terms of m?
A m+6
B m+7
C 2m+14
D 3m+21

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