Traditional Culture Encyclopedia - Weather forecast - The weather in Jalu town

The weather in Jalu town

1 min =60 seconds,

[(6+4)×60- 100]÷(6+4)

=[ 10×60- 100]÷ 10,

=[600- 100]÷ 10,

=50 (seconds);

4×(60-50)

=4× 10,

=40 (meters);

6×(60-50)

=6× 10,

=60 (meters).

Answer: After 50 seconds, A and B can see each other. At this time, A and A are 40 meters apart, and B and A are 60 meters apart.