Question

Rule 1: Subtract 4 starting from 20. Rule 2: Subtract 3 starting from 20.

Answer 1

Sequence 1: 20, 16, 12, 8, 4, 0

Sequence 2: 20, 17, 14, 11, 8, 5

Ordered pairs: (20, 20) (16, 17) (12, 14) (8, 11) (4, 8) (0, 5)

Explanation: