allery72 के नियम (Rule of 72) के अनुसार, 8% वार्षिक चक्रवृद्धि ब्याज पर कोई धनराशि लगभग कितने वर्षों में दोगुनी हो जाएगी?
A9 वर्ष
B8 वर्ष
C6 वर्ष
D12 वर्ष
Answer & Solution
Correct answer: A. 9 वर्ष
72 को ब्याज दर 8 से विभाजित करने पर 9 प्राप्त होता है, अतः राशि को दोगुना होने में 9 वर्ष का समय लगेगा।
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