Nola hiked down a trail at a steady rate for 10 minutes. her change in elevation was -200 feet. then she continured to hike down for another 20 minutes at a different rate. her change in elevation for this part of the hike was -300 feet. durning which portion of the hike did she walk down at a faster rate? explain your reasoning

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point