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SAT Math Practice Exam

Category - Mathematics - Hard

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If Diana was 25 years old 5 years ago, how old will be she x years after?

30-x
20+x
30+x
x-30
x-20

Explanation

Answer: C Work out this problem in two stage: first find the present age and then add x to find her age after x years.
Present age = 25 +5 = 30, so she will be 30+x after x years.
Key takeaway: Age related word problems are more based on logic than calculation. Some practice needs to be done to solve in a simple way.

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