এক ঘন্টার কত ভগ্নাংশ 48 সেকেন্ড?

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RRB JE CBT I - (Held On: 31 May 2019 Shift 1)
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  1. 1/75
  2. 4/75
  3. 4/360
  4. 2/73

Answer (Detailed Solution Below)

Option 1 : 1/75
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প্রদত্ত:

সেকেন্ডে সময় = 48 সেকেন্ড।

ব্যবহৃত সূত্র:

এক ঘন্টার ভগ্নাংশ =

গণনা:

এক ঘন্টায় মোট সেকেন্ড = 60 মিনিট x 60 সেকেন্ড = 3600 সেকেন্ড

এক ঘন্টার ভগ্নাংশ = 48 / 3600

⇒ এক ঘন্টার ভগ্নাংশ = 4 / 300

⇒ এক ঘন্টার ভগ্নাংশ = 1 / 75

48 সেকেন্ড এক ঘন্টার 1/75 ভগ্নাংশ

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