Class 10 Maths | GP Trick Question | Middle Term = 12 | HCF Prime
Автор: The Modern Gurukul
Загружено: 2026-01-23
Просмотров: 466
Описание:
📌 Today’s Doubt | Class 10 Maths | Geometric Progression (GP)
In this video, we solve an interesting Class 10 Mathematics problem based on Geometric Sequence (GP) and HCF (Highest Common Factor).
🔹 Question:
Zain is designing a lock with three concentric rings, each marked with numbers from 1 to 60.
The lock opens when the numbers form a geometric sequence and their HCF is a prime number.
If the middle number is 12, find the sum of all three numbers in the sequence.
✅ Concepts used in this video:
Geometric Progression (GP)
Middle term property in GP
HCF calculation
Prime number condition
Short tricks + full explanation
📚 Perfect for:
✔️ Class 10 students
✔️ Board exam preparation
✔️ GP practice questions
✔️ Doubt solving playlist
📌 Watch till the end for the final answer and complete logic step-by-step.
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