PLEASE HELP FAST I NEED IT RN

For the inequality |c| < |d| to be true, which of the following must be true?

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

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi