Ken built a square fence around his yard. He planted 4 trees on each side of the fence. What is the least number of trees Ken planted? A.4
B.12
C.19
D.20

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?