Question
What must be added to (7/20) to make it
(3/4)?Solution
ATQ,
Let the required number be ‘x’
(7/20) + x = (3/4)
Or, x = (3/4) – (7/20)
Or, x = {(15 – 7)/20}
Or, x = (8/20)
So, x = (2/5)
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