There is a total of 25 bicycles. if the ratio of gray bicycles to black bicycles is 6 to 9, how many of them are black?

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?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

Nthe diagram, bc¯¯¯¯¯∥de¯¯¯¯¯ . what is ce ? enter your answer in the box. m a triangle with vertices labeled as a, b, and c. side b c is base. sides a b and a c contain points d and e, respectively. a line segment is drawn from d to e. side a d is labeled 2 meters. side d b is labeled 10 meters. side a e is labeled 3 meters. base b c and line segment d e are marked with arrows pointing the same direction.