Reasoning Ability - Calendar Problems
If 10th January is Friday (non-leap year), what day will 10th February be?
If 10th January is Friday (non-leap year), what day will 10th February be?
easy Q11 of 15
Step-by-Step Solution
Step 1: Identify month odd days
January has 31 days → 31 ≡ 3 (mod 7).Step 2: Apply shift to base weekday
Base day = Friday. Shift = +3 days → Friday + 3 = Monday.Final Answer:
Monday → Option AQuick Check:
31-day month moves same date forward by 3 days → Friday → Monday ✅
Quick Trick: Replace month length by (days mod 7) and add to the weekday.
Common Mistakes:
MISTAKES- Forgetting that January contributes 3 odd days (31 ≡ 3).
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