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An amount of # 600,000.00 was realized when a principal y was saved for 5%...

Mathematics
JAMB 2025

An amount of # 600,000.00 was realized when a principal y was saved for 5% simple interest for 4 years, find the value of y

  • A. # 570,000
  • B. # 500,000
  • C. # 300,000
  • D. # 400,000
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Correct Answer: Option B
Explanation

Using \(A = P(1 + rt)\)

Substituting known values:

\(600,000 = y \left(1 + 0.05 \times 4\right)\)
\(600,000 = y \times 1.20\)

Solving for \( y \):

\(y = \frac{600,000}{1.20} = 500,000\)

Thus, the principal amount is  # 500,000

There is an explanation video available below.


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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 127076
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts