The circumference of the earth is about 25,000 miles. approximately how far is it from any point on the earth's surface to its center?

7,962 miles
3,981 miles
12,500 miles
78,500 miles

The table shows the total distance that myra runs over different time periods. which describes myra’s distance as time increases? increasing decreasing zero constant

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Factor the polynomial. b^2 + 4b + 4