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Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class


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Ex 7.2, 11 If Meena gives an interest of Rs 45 for one year at 9% rate p.a. What is the sum she has borrowed? I = Rs 45 T = 1 year R = 9% p.a P = ? Now, I = 𝑃𝑅𝑇/100 45 = (𝑷 × 𝟗 × 𝟏)/𝟏𝟎𝟎 45 × 100 = 9P 9P = 45 × 100 9P = 4500 P = 4500/9 P = Rs 500 So, she has borrowed Rs 500

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.