If the average of a.b c d and e is,28 then the average of a and c is 24 find the average of b and d
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average of a.b c d and e is,28 then the average of a and c is 24 find the average of b and d.
(a+b+c+d+e)/5=28 -(i)
a+b+c+d+e=140
given;
(a+c)/2=24
(a+c)=48
from eq(i)-
48+b+d+e=140
b+d+e=92
(b+d)/2=46-e/2
average of b and d is =46-e/2
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