Use the table to find each ratio 8 white socks and 6 black socks and 4 blue socks and 5 brown socks white socks to brown socks and and black socks to all of the socks

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