Three numbers are in AP and their sum is 21. If 1, 5, 15 are added to them respectively, they form a G. P. The numbers are:

CA Foundation · Quantitative Aptitude · MTP · January 2025
Three numbers are in AP and their sum is 21. If 1, 5, 15 are added to them respectively, they form a G. P. The numbers are:
(A) A. 5,7,9
(B) B. 9,5,7
(C) C. 7,5,9
(D) D. none of these.

Suggested Answer and Working Notes:

Correct Answer: Option (A)

A. 5,7,9

Topics: Part-A: Business Mathematics

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