A combination lock has a combination consisting of three numbers. Each number could be 0,1,2,3,4,....39. How many different combinations are possible?
- 40 X 40 X 40=40^3
- 40 X 3=120
- 39X 3=117
- 3 X3 X 3X.........=3^40
Answer
The correct answer is A) 40 X 40 X 40=40^3.
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