Sam makes extra money over his summer break by mowing lawns in the neighborhood. The table below shows the amount of money he earns for lawns mowed. Based on the information in the table, which of the following is the dependent variable?

Guys i really need or i have to stay late up night

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25

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