NCERT Miscellaneous Exercise Q4 - Sequences and Series

Question: The sum of three numbers in GP is 56. If 1, 7 and 21 are subtracted from them respectively, the results are in AP. Find the numbers.

Answer: 8, 16, 32; or 32, 16, 8.

Full step-by-step NCERT solution with diagrams on Something by Zero.