Question

Jasmine has taken an online boating safety course and is now completing her end of course exam As she answers each question the progress bar at the bottom of the screen shows what portion of the test she has finished she has just completed question 16 and the progress bar shows she is 20% complete how many total questions are on the test use a table diagram tape diagram or equation to justify your answer

Answer 1

Let total no of questions = z
Completed questions = 16
% of completed questions = 20%

The equation is: :

20% of z = 16
20 / 100 X z = 16
z = 16X 100/20
z = 16 X 5
z= 80