In which step did Rob make a mistake?

Step 1: = 6 + 4 x 3 -10/5

Step 2: = 10 x 3 - 10/5

Step 3: = 30 - 10/5

Step 4: =20/5

Step 5: 4

Question 1 options:

Step 1


Step 2


Step 3


Step 4


Step 5