Brad swims 4 laps every 6min how long does it take him to swim 14 laps?

21 minutes

Step-by-step explanation:

4 goes into 14 three times which is 18 minutes. We need 2 more laps four for 6 can be 2 for 3.

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya

false

inverse variation is not exponential