SOLUTION: If the average of x, y, and z is 32 and the average of y and z is 27, what is the average of x and 2x?

Question 553318: If the average of x, y, and z is 32 and the average of y and z is 27, what is the average of x and 2x?
Answer by prateekagrawal(56) (Show Source): You can put this solution on YOUR website!
average of y and z= 27
so,

-----(1)
.
average of x,y and z is 32.
so,

-----(2)
from equation one we have y+z = 54.
so, x+ 54 = 96.
x= 42.
so, 2x= 84.
average of x and 2x is :
so, 63 is the answer of this.
RELATED QUESTIONS
The average of x,y,z and 40 is 10. What is the average of x,y and... (answered by jim_thompson5910)

1f x+y =6,y+z =7 and x+z=9, what is the average of x,y and z? (answered by jim_thompson5910)

The averagr of x and y is 40. If z= 10, what is the average of x,y and... (answered by fractalier)

The average of A and B is 6. The average of X,Y, and Z is 16. What is the average of... (answered by tommyt3rd)

if the average of x, y, and 35 is 20 less than the average of y, z, and 100, what is the... (answered by ankor@dixie-net.com)

If the average of x,y,z,and 90 is 20 less than the average of y,z,w,and 100, what is the... (answered by josgarithmetic,greenestamps)

The average (arithmetic mean) of x and y is 20. If z = 5, what is the average of x, y,... (answered by Fombitz)

If x+y=12, and y+z=11 and z+x=13, what is the average of x, y and... (answered by Fombitz)

the average(arithmetic mean) of x and y is 5 and the average of x, y, and z is 8. What is (answered by nerdybill)