The prisoners could do a pattern that could signal who has already been in the room. So for example, one light off, both lights off, one light on, both lights off. But with left and right lights to make the sequence last as long as possible. Then after that sequence to have the last one be the signal that everyone has been in there. I dunno this is tricky lol
Answer:
-2
Step-by-step explanation:
add 3 to 11 and then divide 14 by -7
Answer:
3/5; 6 questions
Step-by-step explanation:
She got 3/5 of the questions wrong
So,
3/5 of 10 = 3 * 2 = 6 questions
Answer:
Step-by-step explanation:
(-3, 2)
Horizontal is y = 2
Vertical is x = -3
In the same way (1, 4) is
y = 4
x = 1.