If a, b & 3c are in arithmetic progression and a, b & 4c are in geometric progression, then the possible value of `(a)/(b)` are

If a, b, C are direction ratios of line which lies 2 and 10 and such that (i) the sum of a, b, c is 19 (ii) a, b, 11 are in arithmetic progression (iii) a, c, 27 are in geometric progression then the values of a, b, c are

Let three positive numbers a, b c are in geometric progression, such that a, b+8 , c are in arithmetic progression and a, b+8, c+64 are in geometric progression. If the arithmetic mean of a, b, c is k, then (3)/(13)k is equal to

Let three positive numbers a, b c are in geometric progression, such that a, b+8 , c are in arithmetic progression and a, b+8, c+64 are in geometric progression. If the arithmetic mean of a, b, c is k, then (3)/(13)k is equal to

Let a,b,c , are non-zero real numbers such that (1)/(a),(1)/(b),(1)/(c ) are in arithmetic progression and a,b,-2c , are in geometric progression, then which of the following statements (s) is (are) must be true?

Let a,b,c , are non-zero real numbers such that (1)/(a),(1)/(b),(1)/(c ) are in arithmetic progression and a,b,-2c , are in geometric progression, then which of the following statements (s) is (are) must be true?

Let a,b,c , are non-zero real numbers such that (1)/(a),(1)/(b),(1)/(c ) are in arithmetic progression and a,b,-2c , are in geometric progression, then which of the following statements (s) is (are) must be true?

Properties of arithmetic progression|Introduction to geometric progression

If a, b and c are positive numbers in arithmetic progression and a^(2), b^(2) and c^(2) are in geometric progression, then a^(3), b^(3) and c^(3) are in (A) arithmetic progression. (B) geometric progression. (C) harmonic progression.

If a, b and c are in arithmetic progression, then b+ c, c + a and a + b are in

If p,q,r are in one geometric progression and a,b,c are in another geometric progression, then ap, bq, cr are in