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Questions in Grade Middle-school

[Done] i need help with number 14

[Done] A rectangle has an area of 42 square inches. Which has a greater perimeter: the rectangle with dimensions \(21 \times 2\) or the rectangle with dimensions \(6 \times 7\)?

[Done] Who was the main army general of the Confederates during the Civil War? Who was the main army general of the Union during the Civil War?

[Done] Simplify the expression: \[ 3ab^2 - 5a^2b + (-3a^2b) - 4ab^2 \]

[Done] Estimate the product. Choose a method for calculating [tex]33 \times 76[/tex].

[Done] What services were provided by monasteries and convents?

[Done] Name three mountains in the West region.

[Done] The bag was filled with red marbles and blue marbles in the ratio of 5:7. If there were 180 marbles in the bag, how many were red?

[Done] What did the Vietnam War protesters do to show their opposition to the draft?

[Done] What is 925 divided by 8 with remainders? Please help, my homework is due tomorrow.