If A had invested his sum at Simple interest for 3 year at the rate of R% p.a. i

If A had invested his sum at Simple interest for 3 year at the rate of R% p.a. instead in scheme S1 and B has invested his sum at compound interest at (R + 5%) p.a. for 1 year and difference in interest obtained is 30,000 then find value of R%:

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