Question

If 25a + 25b = 115, then what is the average of a and b?
A) 4.6
B) 3.4
C) 2.5
D) None of these

Answer 1

Hi

Here is ur answer

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Answer:

D) None of these..............

Step-by-step explanation:

25a + 25b = 115

25 ( a + b ) = 115

a + b = 115 / 25

a + b = 4.6

Hence,

Average of a and b = 4.6 / 2

                               = 2.3

$$$$$$$$$$$$$$$$$$$$$$$$$$$

Hope it helps U

Answer 2

25a+25b=115
25(a+b)=115
a+b=23/5
a+b=4.6