alleryসরল সুদ আসলের এক-চতুর্থাংশ, এবং সুদের হার ও বছরের সংখ্যা সমান। সুদের হার কত?
A10%
B4%
C2.5%
D5%
Answer & Solution
Correct answer: D. 5%
R x R / 100 = 1/4 থেকে পাওয়া যায় R² = 25, সুতরাং R = 5%।
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