Sheena is placing art trading cards in her scrapbook. She has 70 cards to place. If each page has 3 rows of 3 cards each, how many pages will it take to hold all of Sheena's art cards?
A)
6 pages
B)
7 pages
C
8 pages
D)
10 pages

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

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

An electrician cuts a 136 foot long piece of cable. one piece is 16 feet less than 3 times the length of the other piece. find the length of each piece