Question: To access the site you have to sign in first
Please fix the punctuation.
Fixed: [To access the site you have to sign in first:]

Question: The machine was more than 1000 times faster than its electromechanical predecessors and could execute up to 5000 additions per second
Please fix the punctuation.
Fixed: [The machine was more than 1000 times faster than its electromechanical predecessors and could execute up to 5000 additions per second.]

Question: The original COCOMO was well suited to traditional practices
Please fix the punctuation.
Fixed: [The original COCOMO was well suited to traditional practices.]

Question: Garden Flowers Blackeyed Susan Eastern Coneflower Orange Coneflower Showy Coneflower Rudbeckia
Please fix the punctuation.
Fixed:
[Garden Flowers Black-eyed Susan, Eastern Coneflower, Orange Coneflower, Showy Coneflower (Rudbeckia )]