Respuesta :
Answer:
well for me
Step-by-step explanation:
7 mins
7×60
=420
plus the 30sec
450 sec
450/3600×100
45000/3600
450/36
12.5
that's how I can help
Time percentage
7 1
30 x
cross multiple
7(x) = 30(1)
7x=30
divide both side by 7
7cancell 7 living
x = 30
7
x = 30
7
cross multiple