John walked 10 miles on Saturday. He walked twice as fast on the second 5 miles of his walk than he walked on the first 5 miles of his walk. Which expression represents the time he spent walking? Let x = John's speed on the first half of his walk.
1. A
2. B
3. A
4. D
5. B
6. D
7. A
8. B
9. C
10.D
11.C
12.C
100% Correct answers! :)
since time = distance/speed, we have
5/x + 5/(2x) = 15/(2x)
100%
1. A
2. B
3. A
4. D
5. B
6. D
7. A
8. B
9. C
10.D
11.C
12.C
Thank you sooo much!!!
Thanks, Milky.
Thx u so much it's all correct
dayyyyum OF COURSE i find this after doing 1-10 and needing help for the last two , fml
can confirm i also got 100%