[ a+b ]/2 = 81
so
a+b = 162
but b = a+26
so
2 a + 26 = 162
2 a = 136
a = 68
Please help me to solve this....
The average of two numbers is 81. The difference between the number is 26. What is the smaller number?
2 answers
the average of three number is 25. two of the numbers are 18 and 40 what is the third number?