The line below has intercepts    and  ,  where  and  are positive integers. 
  

What is the gradient of the line? 

Michael drew a graph of the height of a plant.
  

What is the gradient of the line?

1. 1
2. 3
3. 4.5
4. 6

The graph shows a line which has an equation in the form  .
 

Which of the following statements is true?

1. is positive and is negative
2. is negative and is positive
3. and are both positive
4. and are both negative

What is the slope of the line with equation  ?

What is the gradient of the line  ?

Petra drew a straight line through the points and as shown in the diagram below.
 

What is the gradient of the line that Petra drew?