Related Questions

In a set of three numbers, the average of first two numbers is 2. The average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers ?
A 3
B 6
C 9
D 24
In a set of 3 numbers, the average of first two numbers is 2, the average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers?
A 3
B 2
C 2.5
D 3.5
Of the three numbers, the average of the first number and the second number is 37 more than the average of second number and third number. What is the difference between the first and the third number?
A 74
B 73
C 37
D cannot be determined
There are two numbers where the sum of twice the first number and thrice the second number is 100. And the sum of thrics the first number and twice the second number is 120. Which is the largest number?
A 32
B 12
C 35
D 14
There are two numbers where the sum of twice the first number and thrice the second number is 100. And the sum of thrice the first number and twice the second number is 120. Which is the largest number?
A 32
B 12
C 35
D 14
The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers. What is the difference between the first and the third of these three numbers?
A 15
B 45
C 60
D None of these
The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers . what is the difference between the first and the third of these three numbers?
A 15
B 45
C 60
D None of them
The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers .what is the difference between the first and the third of these three numbers?
A 15
B 45
C 60
D None of these
If 25% of a number is subtracted from a second number, the second number reduces to its five-sixth .What is the ratio of the first number to the second number ?
A 1:3
B 2:3
C 3:2
D None of these
The average of 21 numbers is 12. The average of the first 11 numbers is 9 and the average of the last 11 numbers is 15. What is the value of the middle number?
A 10
B 11
C 12
D 13

Next steps