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In a trust, Raj and Rohit donated Rs. 195. Rohit and Raksha donated Rs. 512 together. If Rohit donated 1/7 of amount donated by Raksha. Then how much more Raj donated compare to Rohit? 1. Rs. 672. Rs. 1953. Rs. 644. Rs. 448 |
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Answer» Correct Answer - Option 1 : Rs. 67 Given: Donated by Raj + Rohit = Rs. 195 Donated by Rohit + Raksha = Rs. 512 Rohit donated = 1/7 of Raksha Calculation: Donated by Raj + Rohit = Rs. 195 ……………….(1) Donated by Rohit + Raksha = Rs. 512 ……………………(2) Rohit donated = 1/7 of Raksha …………………….(3) ⇒ Let assume that amount donated by Raksha = Rs. x From equation (3) and (2) ⇒ 1/7 of x + x = Rs. 512 ⇒ 8/7 x = 512 ⇒ x = (512 × 7)/8 ⇒ x = Rs. 448 ⇒ Amount donated by Raksha = Rs. 448 According to equation (3) ⇒ Amount donated by Rohit = 448 × 1/7 = Rs. 64 …………….(4) According to equation (1) and (4) ⇒ Amount donated by Raj = Rs. 195 – Rs.64 = Rs. 131 ⇒ Amount more donated by Raj = Rs. 131 – Rs. 64 = Rs. 67 ∴ Rs. 67 more donated by Raj than Rohit. The correct option is 1 i.e. Rs. 67 |
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