There are seven roads that lead to the top of a hill. How many different ways are there to reach the top and then go back down?
2 answers:
Answer: 49 ways
Step-by-step explanation: 7 possible ways up, 7 ways down
Up and back on Rt 1, Up on Rt 1 down on Rt2 Up on Rt 1 down on Rt3. . . . . Up on Rt 7, down on Rt7
You can imagine what was left out of the explanation.
Just Multiply 7×7 = 49
Answer:
two I have no idea of the question
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Refer to attached image
