Help me again, this whole quiz is hella confusing

What are the steps to solving the inequality 3b + 8 ≥ 14?

What is the lcm of 16 and 40 ? 24 and 40 ?

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?