Answer: A. 6 × (40 + 5)
C. (6 × 40) + (6 × 5)
E. 6 × (20 + 25)
Step-by-step explanation:
The options include:
A. 6 × (40 + 5)
B. 4 + 2 × 45
C. (6 × 40) + (6 × 5)
D. (6 + 40) × (6 + 5)
E. 6 × (20 + 25)
6 × 45 = 270
A. 6 × (40 + 5)
= 6 × 45
= 270
B. 4 + 2 × 45
= 4 + 90
= 94
C. (6 × 40) + (6 × 5)
= 240 + 30
= 270
D. (6 + 40) × (6 + 5)
= 46 × 11
= 506
E. 6 × (20 + 25)
= 6 × 45
= 270
Therefore, the correct options are A, C and E.