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Shashank had candies and chewing gums in his sweet box in the ratio 7 ∶ 13. After he has eaten 9 candies and 11 chewing gums the ratio became 1 ∶ 2. How many candies does he have now?1. 442. 423. 414. 40 |
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Answer» Correct Answer - Option 4 : 40 Given: Shashank had candies and chewing gums in his sweet box in the ratio 7 ∶ 13. Calculations: Let the number of candies be 7x and the number of chewing gums be 13x. According to the question, (7x – 9)/(13x – 11) = 1/2 ⇒ 14x – 18 = 13x – 11 ⇒ 14x – 13x = 18 – 11 ⇒ x = 7 Number of remaining candies = 7x – 9 = (7 × 7) – 9 = 49 – 9 = 40 ∴ Number of remaining candies is 40 |
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