Question

9. The sum of three numbers in an increasing
is
geometric series is 84. If the first term
doubled, second term is multiplied with 1 1/2
and the third term is multiplied with 5/8, the
terms will be an arithmetic progression. Find
the original three terms in the G.P.
(a) 1, 16, 256
(b) 4, 16, 64
(c) 2, 16, 128 (d) 8, 16, 32
​

Answer 1

sorry because I am in 10th class and this question is related to class 11th