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നാലുവർഷംകൊണ്ട് ഒരു തുകയുടെ 9/25 ഭാഗം സാധാരണ പലിശയായി ലഭിച്ചു എന്നു കരുതുക. വാർഷിക പലിശ നിരക്ക് എത്രയാണ് ?

A10%

B9%

C8%

D7%

Answer:

B. 9%

Read Explanation:

P=100 Interest=100 X 9/25 = 36 N = 4 R= 36 X 100 / 100 X 4 = 9%


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