Calculate the LCM of 40, 68 and 104 using any method you prefer. Your Answer: Answer Question 2 (2 points) Khalid was asked to determine the GCF of 36, 66 and 210. His work is below Step 1. Prime factorization. 36 - 2 x 2 x 9 66 - 2 x 3 x 11 210 - 2 x 3 x 5 x 7 Step 2. Determine all of the common factors. The only common factor is 2. Therefore the GCF of 45, 60 and 135 is 2. Did he make any errors? If so, what error or errors did he make?. . If he made any errors, solve the question correctly