Subject
Bank Exam
Topic
Bangladesh Bank AD 2012
In a set of three numbers, the average of first two numbers is 2, the average of the last two numbers is 3, and the average of the first and the last numbers is What is the average of three numbers?
In a set of three numbers, the average of first two numbers is 2, the average of the last two numbers is 3, and the average of the first and the last numbers is What is the average of three numbers?
ক)
3খ)
6গ)
9ঘ)
24Explanation
x+y/2+(y+z)/2+(z+x)/2=2+3+4 x+y+z=9 avg=(x+y+z)/3=3Related questions
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