Peter walked 8,900 feet from home to school. 1 mile = 5,280 feet

How far, to the nearest tenth of a mile, did he
walk?
1) 0.5
2) 0.6
3) 1.6
4) 1.7

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

What ia the sum if the first 7 terms of the geometric series