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chapter 7 Proportional Reasoning -1 -Part 4

If a : b :: c : d, then:

Type: MCQ • Marks: 1
If a : b :: c : d, then:
Options
A. All are true
B. c/a = d/b
C. a/b = c/d
D. ad = bc
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Class 8th Ganita Prakash Part 1

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