ARE general structural question 16 - calculating triangular distributed load

ARE general structural question 17 - calculating truss member

ARE general structural question 25 - reactions with trusses

ARE general structural question 28 - calculating resultant forces (vectors)

ARE general structural question 29 - calculating rectangular beam (section modulus)

ARE general structural question 30 - calculating allowable load on a balustrade

ARE general structural question 32 - diagonal force on a beam

if you can remember the equation, the math could be done quickly, but you may want to come back.