Question

The table below shows the cumulative distance and the number of hours Ryan drove on vacation.

Hours Driving Distance Traveled (miles)
0 0
3 168
4 224
7 392
10 560

Based on the information in the table, at what speed did he drive (miles per hour)?
46 miles per hour
56 miles per hour
63 miles per hour
39 miles per hour

Answer 1

@kohai @MARC_

Answer 2

Same thing, divide the miles by the hour, just like the last one

Answer 3

Okay. thankies ~.~ @kohai
but i still dont see how i would divide them?..

Answer 4

Okay, I can explain

Answer 5

When you see things like "miles per hour" or "price per pound," it means:
\[\frac{ miles }{ hour }\]
\[\frac{ price }{ pound }\]

Answer 6

So, let's look at the first one on your table

Answer 7

560 miles in 10 hours
\[\frac{ 560 }{ 10 }\]
56 miles per hour

Answer 8

See how that works?

Answer 9

Yeah. But basically you just removed the 0..? @kohai
sorry i think my brain turned off

Answer 10

Yeah but that's just because they're tens. We can look at another

Answer 11

Okay. So the answer would be 56 though??

Answer 12

\[\frac{ miles }{ hour }\]
\[\frac{ 392 miles }{ 7 hours }\]

Answer 13

Yeah

Answer 14

Okay. @kohai