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
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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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