Answer:
t=0.8
Step-by-step explanation:
5/6.25
Weird that the only choices are given as integrals with respect to

. (Integration along the

axis would be way easier, but whatever)
The fourth option should do it.
Answer:
Which Number Is x, You Didnt Specify
46 i think. sorry if i’m wrong
6/10, 9/15,12/20,15/25
Those are all equal to 3/5.
Hope this helps and hope you have a great day