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Simplify 3 frac 1 3 - 1 frac 1 4 x frac 2 3 1 f... - JAMB Mathematics 1991 Question

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
correct option: c

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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