একটি স্কুলে ছেলে ও মেয়েদের সংখ্যার অনুপাত 11 ∶ 15। যদি স্কুলে মেয়েদের সংখ্যা ছেলেদের সংখ্যার চেয়ে 200 বেশি হয়, তাহলে স্কুলে ছেলেদের সংখ্যা কত?

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SSC CGL 2023 Tier-I Official Paper (Held On: 14 Jul 2023 Shift 4)
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  1. 550
  2. 750
  3. 506
  4. 605

Answer (Detailed Solution Below)

Option 1 : 550
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PYST 1: SSC CGL - General Awareness (Held On : 20 April 2022 Shift 2)
25 Qs. 50 Marks 10 Mins

Detailed Solution

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প্রদত্ত

স্কুলে ছেলে ও মেয়েদের সংখ্যার অনুপাত 11 ∶ 15

গণনা

ধরা যাক স্কুলে ছেলে ও মেয়েদের সংখ্যা যথাক্রমে 11a এবং 15a।

⇒ 15a - 11a = 200

⇒ 4a = 200

⇒ a = 50

⇒ 11a → 50 x 11 = 550

সুতরাং, স্কুলে ছেলেদের সংখ্যা 550

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Last updated on Jul 7, 2025

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