Question

Input value output values

__________ (based on the other answers
what's the output of 10 ?)
1 -4
__________
2 -3
__________
3 -2
__________
4 -1
__________
10
__________

Answer 1

5

Explanation:

Increasing the input by 1 seems to increase the output by 1. Increasing the input 6 more from 4 should then increase the output 6 more from -1 to 5.

(input, output) = (10, 5)