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If the first three terms of an A.P are b, c and 2b, then find the ratio of b and c

If the first three terms of an A.P are b, c and 2b, then find ratio of

Question 19 - CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard - Part 2

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Question 19 If the first three terms of an A.P are b, c and 2b, then find the ratio of b and c Given b, c, 2b are in AP So, 2nd term – 1st term = 3rd term – 2nd term c – b = 2b – c c + c = 2b + b 2c = 3b 2/3=𝑏/𝑐 𝑏/𝑐=2/3 Hence, the ratio is 2 : 3

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