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Thursday, 05 March 2026
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At what rate would a sum of N100.00 deposited for 5 years raise an interest of N7.50?

At what rate would a sum of N100.00 deposited for 5 years raise an interest of N7.50?
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  • A \(\frac{1}{2}\)%
  • B 2\(\frac{1}{2}\)%
  • C 1.5%
  • D 25%
Correct Answer: Option C
Explanation:
Interest I = \(\frac{PRT}{100}\)
∴ R = \(\frac{100 \times 1}{100 \times 5}\)
= \(\frac{100 \times 7.50}{500 \times 5}\)
= \(\frac{750}{500}\)
= \(\frac{3}{2}\)
= 1.5%

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