Mathematics Homework Help

Valencia College Engineering Statics Compression & Tension Forces Problems

 

It is 2 questions on engineering statics as you see in the pictures. Please note that first has 5 parts (a,b,c,d,e) and second one has 3 parts(a,b,c). Please if you are not sure about the questions and their answers do not take the task. I only need the direct answer no need for explanation.