Brian have £105 left.
Step-by-step explanation:
Given,
Amount earned by Brian per week = £168
Fraction spent on rent = [tex]\frac{1}{4}[/tex]
Amount spent on rent = [tex]\frac{1}{4}*168[/tex]
Amount spent on rent = £42
Fraction spent on food = [tex]\frac{1}{8}[/tex]
Amount spent on food = [tex]\frac{1}{8}*168[/tex]
Amount spent on food = £21
Amount left = Amount earned - amount spent on rent - amount spent on food
Amount left = [tex]168-42-21[/tex]
Amount left = £105
Brian have £105 left.
Keywords: fraction, subtraction
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