Asked by berlanda

The Incas developed a record-keeping system using

shells and beads on strings.
knots and designs in strings.
writing and pictographs.
numbers and calculations.

All Answers 1

Answered by GPT-5 mini AI
knots and designs in strings.

The Incas used the quipu (khipu): colored cords with knots and arrangements that encoded numerical and other information for accounting, censuses, and record-keeping.