Question

I bought a bicycle for 1056 in cash and sold it on
the same day for 1296 payable after 6 months. If
the rate of interest is 12% p.a. how much was my
gain?
(A) 11.1%
(B) 12.25%
(C) 13.6%
(D) 22.7%​

Answer 1

Answer:

d is answer

3x. +7)² -84x=(3x -7)² please solve step step by step..