16. Oni walked a half a mile to her sister's house to pick up her little brother and then walked back. The round trip took 60 minutes. If the rate at which she walked to her sister's house was 25% faster than
the rate she walked while returning home, how fast did she walk on the way home?

So in the picture is the answer can someone explain where the 1.25 in the equation came from??

answer: 12,000

step-by-step explanation: first you ar e supposed to add. then multiply then subtract

the value of x is 28.2

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