alleryএকটি দেয়াল ঘড়িতে সাড়ে তিনটা বাজে। এর কাঁটা দুটির মধ্যবর্তী ব্যবধান কত?
A90°
B60°
C105°
D75°
Answer & Solution
Correct answer: D. 75°
3:30 সময়ে ঘণ্টার কাঁটাটি 105°-এ এবং মিনিটের কাঁটাটি 180°-এ থাকে, যা 75°-এর ব্যবধান।
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