Answer:37.2 sec
Step-by-step explanation:
Given
Joel takes 81 sec for 14 mile long track
speed of joel
mi/min=10.37 mi/min
Jason takes 69 sec for 14 mi track
so jason speed is 
if both starts from same spot in opposite direction then

where x is distance covered by Joel
then x=6.44 miles
therefore time required

Answer:
5
Step-by-step explanation:
Answer:26
Step-by-step explanation:
60-8=52
52•2=26
the additive inverse of -8 is 8
to find the additive inverse you just have to change the sign of the number