Answer:
27 t-shirts
Step-by-step explanation:
First, set up an equation. Using T as the unknown number of t-shirts, we see:
50 + 3T = 131
3T = 81
T=27 t-shirts
Hope that helps!
The volume of a larger cone:

The volume of a smaller cone:

The volume of the frustum:

<h3>Answer: 42.75π cm³.</h3>