Which of the following expressions can be used to find the perimeter of a rectangle?

2l + 2w

l + l + w + w

l + l + 2w

2l + w

2 (l + w)

l (2+w)

2l + 4

l + w + 4

Which one is bigger 2/3 or 3/4

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Matt says that 5-1 1/4 will be more than 4, since 5-1 is 4.