Ms. Lewis assigned the following problem to her class: "Write any two ratios that are equivalent."
Some of the student responses are shown in the table below:
Student
Edward
George
David
James
Response
3:4 is equal to 12:16
1:2 is equal to 3:4
4:5 is equal to 8:10
2:7 is equal to 10:15
Which students answered incorrectly? Why are they wrong?

1.30

step-by-step explanation:

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.

363 square inches

step-by-step explanation:

surface area of a pyramid is b + 1/2ph

b is the area of the base: 11 x 11 = 121

p is the perimeter of the base: 11 + 11 + 11 + 11 = 44

h is the height of the pyramid: 11

121 + 1/2(44)(11)

121 + 242

363