I have added the answer as a pic due to difficulties pasting the text here.
Answer:
True (They can cut through most metal panels, and probably heavier)
Explanation:
Hope this helps you as much as intended.
Answer:Yes,266.66 MPa
Explanation:
Given
Yield stress of material =140 MPa
Cross-section of 
Force(F)=8 MN
Therefore stress due to this Force(
)



Since induced stress is greater than Yield stress therefore Plastic deformation occurs
Answer:
1/6
Explanation:
A dice has 6 sides, the probability of 4 appearing is 1/6.