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.
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.
The average of 14 number is 47. The average of the last five numbers is 50 and that of first six numbers is 44. The ninth number is 3 less than the seventh number but 6 more than the eighth number. What is the average of eighth and ninth number?
Difference between squares of two numbers is 8. Twice the square of first number by square of second number is 19. What are the numbers?
