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Meher saves Rs 4 in first week, Rs 13 in the second week, and Rs 22 in the third week. In which week will her savings reach Rs 130?

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Meher saves Rs 4 in first week, Rs 13 in the second week, and Rs 22 in the third week. In which week will her savings reach Rs 130? Answer: 15th week

The sequence of savings is: 4, 13, 22, ... with a common difference of 9. Let's find the week when savings reach 130: 4 + (n-1)9 = 130 (n-1)9 = 126 n-1 = 14 n = 15 The savings will reach Rs 130 in the 15th week.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.