For a group of 30 guests, the cost at jimmy's is , which is the cost at peter's. if a third caterer offers a price of $650 for 70 guests, this offer is cheaper than .

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?

What is the anwers for 9+2x=5x-3-x

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.