choose in the Pentagon the correct common ratio of the following geometric sequence and write down its corresponding word on the blank at the bottom to reveal one of the quotations in mathematics written by james joseph Sylvester.

Answer:
1.r5
2.r3
3.r-2
4.1/2
5.r6x
6.r1/3
Step-by-step explanation:
mathematics is the music of reason
hope it helps