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Schin got 60% marks in Maths and 3 marks less than Maths in Science. If the total marks are 150 . how many marks he scored in science? |
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Answer» Answer:
Step-by-step explanation: Given that:
To Find:
Let us ASSUME:
Finding the marks OBTAINED in Science: Total marks = Maths marks + Science marks According to the QUESTION. ⇒ 0.6x + 0.6x - 3 = 150 ⇒ 2 × 0.6x = 150 + 3 ⇒ 0.6x = 153/2 ⇒ 0.6x = 76.50 ∴ Marks obtained in Science = 0.6x - 3 = 76.50 - 3 = 73.50 |
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