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Simplify 3\(\frac{1}{3}\) - 1\(\frac{1}{4}\) x \(\frac{2}{3}\) + 1\(\frac{2}{5}\)

Mathematics
JAMB 1991

Simplify 3\(\frac{1}{3}\) - 1\(\frac{1}{4}\) x \(\frac{2}{3}\) + 1\(\frac{2}{5}\)
  • A. 2
  • B. 3
  • C. 4
  • D. 5
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Correct Answer: Option C
Explanation
3 - \(\frac{1}{3}\) - (\(\frac{5}{4}\) x \(\frac{2}{3}\)) + 1\(\frac{2}{5}\)

= \(\frac{10}{3}\) - \(\frac{5}{6}\) + \(\frac{7}{5}\)

= \(\frac{100 - 25 + 42}{30}\)

= \(\frac{117}{30}\)

= 3.9

\(\approx\) 4

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