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A got twice as many marks in English as in Science. His total marks in English, Science and Mathematics is 180. If the ratio of his marks in English and Mathematics is 2 : 3, what is his marks in Science ?
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- 20
- 60
- 30
- 40
Correct Option: C
Marks obtained by A in English = 2x (let)
Marks obtained in Maths = 3x
Marks obtained in Science = x
According to the question,
2x + 3x + x = 180
⇒ 6x = 180
| ⇒ x = | = 30 | |
| 6 |
= Marks obtained in science
