Alex, bob, and claudia split 126 cm wire evenly among themselves. they then proceeded to cut their pieces of wire into smaller, equal parts. alex cut his wire 18 times, and kept 7 pieces. bob cut his wire 2 times more than alex did, and kept 9 pieces. while claudia divided her wire into 13 equal parts, and kept only one piece. who kept the longest part of the original wire and what was the length of that part?

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

If jaime wants to find 60% of 320, which table should he use?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling