1.

Alok borrowed a certain sum on 9 July 2006 and paid an amount of rupees 438 which included and interest of 6 rupees on 8 November 2006 find the rate of interest charged to alok per annum​

Answer»

ANSWER:

SI= prt/100

8=430×122×r/100

8=52460r/100

800=52460r

r=52460/800=65.57rate



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