Subject
Quantitative Aptitude
Topic
Solution
If x + y = 9, y + z=7 and z + x = What is the average of x, y and z?
If x + y = 9, y + z=7 and z + x = What is the average of x, y and z?
ক)
25/6খ)
37/2গ)
22/3ঘ)
11Explanation
x + y + y + z + z + x = 9 + 7 + 9 or, 2x + 2y + 2z = 25 or, (x + y + z) = 25/2 or, average of x, y, z is: (x + y + z)/3 = 25/6Related questions
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