Step-by-step explanation:
if tyler is 7kg
frazer is 23-7kg
so he is 16kg
Wait what sign do you mean
Joe: 8 songs in 10 minutes = 8/10 = 0.8 songs per minute
Jasmine: 12 songs in 15 minutes = 12/15 = 0.8 songs per minute
they are downloading at the same speed