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Instructions
Consider the following information and answer questions based on it.
Among 60 students. 12 like only algebra, 13 like only geometry, 10 like only trigonometry, 5 like both algebra and trigonometry, 8 like only physics, 5 like both physics and geometry and the remaining like both algebra and physics.
Solution
The number of students who like physics but not geometry is
= phy + (phy and algebra)
= 8 + 7 = 15
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