Interview Q&A / Aptitude
Aptitude interview questions
Quantitative shortcuts for placement tests: percentages, time and work, and more.
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- How do you solve ratio and age problems?
Write the present ages as multiples of one unknown using the given ratio, such as 4x and 5x, then add or subtract the same number of years to both and set up an equation from the second condition. Both people age by the same amount, so the difference between their ages never changes.
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