Joe balances a stationary coin on the tip of his finger 20cm from the top of the table. How much work is Joe doing?

Bugs bunny was 33 meters below ground, digging his way toward pismo beach, when he realized he wanted to be above ground. he turned and dug through the dirt diagonally for 80 meters until he was above ground

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

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.