28-03-2018
Mathematics

contestada

The average of a b c and d is p. If the average of a and c is q, what is the average of b and d in terms of p and q?

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BrainyDiksha BrainyDiksha

28-03-2018

p - q i believe because
p = total average
q = average of ac
x = average of bd
p - q = x

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