If i make $20 a week and i need $1,800 how many years will it take to get to $1,800

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 your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

How many grams the dog will eat in 3 days?