Who used khipu, a system of recording numbers by tying knots on strings?


A.

Aztec


B.

Maya


C.

Inca

7 grade help please

Verified Answer :

Hey Jasmine812!

The Incas used khipu, the system of recording numbers by tying knots on strings! The numbers were indicated by knot type and position on the cord.

I hope this helps!

It was the Incas who used khipu.