1 is 5 1/4 and the rest I didnt really get, but I tried on 5 and I think it is 5x
Answer:
Step-by-step explanation:
Answer: I think the correct answer is D.
Let the distance be x,
x÷4 = (×÷8)+1 ...multiply both sides by 4
x= 0.5x+4
0.5x=4
x=8
Time taken to walk=8÷4=2hours