The average of first set of 6 numbers is 12, second set of 8 numbers is 14 and third set of 14 numbers is 10. Calculate the average of all the numbers.
Out of three given numbers , the first one is twice the second and three times the third. If the average of these numbers is 88, then what is the difference between first and third ?
The average of first set of 6 numbers is 14, second set of 8 numbers is 12 and third set of 14 numbers is 18. Calculate the average of all the numbers.