Let present age of ‘B’ be ‘x’ years Present age of ‘A’ = x × 1.25 = ‘1.25x’ years ATQ; (x + 16) + 9 = (1.25x + 16) Or, x + 25 = 1.25x + 16 Or, 9 = 0.25x Or, x = 36 So, present age of ‘B’ = 36 years And, present age of ‘A’ = 36 + 9 = 45 years Required sum = 36 + 45 = 81 years
Which is best fit for blank space 14?
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State True or False
Semi-structured data is data that does not conform to a data model but has some structure. It lacks a fixed or rigid s...
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