शाळेतील गणित, इंग्रजी आणि रसायनशास्त्राच्या जागा 6 ∶ 4 ∶ 7 च्या प्रमाणात आहेत. जर या जागा अनुक्रमे 20%, 40% आणि 60% ने वाढवल्या तर वाढलेल्या जागांचे गुणोत्तर असेः

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SSC CGL 2023 Tier-I Official Paper (Held On: 19 Jul 2023 Shift 2)
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  1. 9 ∶ 7 ∶ 8
  2. 9 ∶ 7 ∶ 14
  3. 1 ∶ 2 ∶ 3
  4. 7 ∶ 9 ∶ 14

Answer (Detailed Solution Below)

Option 2 : 9 ∶ 7 ∶ 14
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दिले:

शाळेत गणित, इंग्रजी आणि रसायनशास्त्राच्या जागा 6 ∶ 4 ∶ 7 च्या प्रमाणात आहेत.

जागा 20%, 40% आणि 60% ने वाढवल्या आहेत.

गणना:

गणित, इंग्रजी आणि रसायनशास्त्राच्या जागा 600, 400, 700 आहेत.

जागा 20%, 40% आणि 60% ने वाढवल्या आहेत.

⇒ 600 x 120/100 : 400 x 140/100 : 700 x 160/100

⇒ 600 x 120 : 400 x 140 : 700 x 160

⇒ 72000 : 56000 : 112000

⇒ ७२ : ५६ : ११२

⇒ ९ : ७ : १४

∴ बरोबर उत्तर 9 : 7 : 14 आहे.

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