Chad drove 168 miles in 3 hours. How many miles per hour did Chad drive?
A.
171
B.
504
C.
65
D.
56
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OpenStudy (anonymous):
@Daniel56k
OpenStudy (anonymous):
@K12IsAwesome @usercode3rror
OpenStudy (anonymous):
helppp
OpenStudy (anonymous):
@ktbug3 @YUMMY123
OpenStudy (anonymous):
@why3
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OpenStudy (anonymous):
what do you think
OpenStudy (anonymous):
will medal
OpenStudy (anonymous):
D
OpenStudy (anonymous):
@Tboi
OpenStudy (anonymous):
Factor out 3 from the numerator and the denominator
$168=3\cdot\:56\mathrm{,\:\quad}3=3\cdot\:1$168=3· 56, 3=3· 1
$=\frac{3\cdot\:56}{3\cdot\:1}$=3· 563· 1
$=56$=56
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OpenStudy (anonymous):
there you go
OpenStudy (anonymous):
I think D
OpenStudy (anonymous):
168/3 is 56
OpenStudy (anonymous):
its 56
OpenStudy (anonymous):
=56
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OpenStudy (anonymous):
Alice and Brian have cookies in a ratio of 4:3. Brian and Cori have cookies in a ratio of 6:4. What is the ratio of Alice’s cookies to Cori’s cookies?
A.
8 to 4
B.
6 to 4
C.
3 to 6
D.
4 to 8
i think C
OpenStudy (anonymous):
medal
OpenStudy (anonymous):
okay gimme a sec
OpenStudy (anonymous):
kk
OpenStudy (anonymous):
i think you are right! C!
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