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Arka Roy

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Rahul K Patel

a year ago

completed second streak after Centre state relation 12 chapters
now 14 chapters of this Gaint topic
thank you Miss Maharaj
u r amazing

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Ratio and Proportion made easy Lesson 4

Important properties of ratio Property8

Important properties of ratio Property 9.1 Consider that1 If we add a positive number k to the numerator and denominator then a+k a CTh an a-k a b+k b b-k b 4 Example: 3 > again <3-1 3 3-1

Important properties of ratio Property 9.2 Consider that1 If we add a positive number k to the numerator and denominator then ak and< Example: 3 again > 3-1 b-k b 2 2+1 3 3+1 2

Important properties of ratio Property 10 Consider the ratio Then if w = Example 40 40+4 b+d b b d 30 30+3 30 3 because 40 4 a+ca Ca -> d b and if -<-then-< b+d b b+d b

Thank You Arka Roy