Throwing Stones#

Abbas simultaneously throws two stones from the top edge of a building with a speed 19.2 $m/s$. They throw one straight down and the other straight up.

Question Text#

The first one hits the street in a time $t_1$. How much later is it before the second stone hits?

Answer Section#

Please enter in a numeric value in $s$.

Attribution#

Problem is licensed under the CC-BY-NC-SA 4.0 license.