Tuesday

October 21, 2014

October 21, 2014

Posted by **thommini** on Saturday, March 6, 2010 at 3:31pm.

- math -
**nancy**, Saturday, March 6, 2010 at 3:35pmw=d/t

let x=80, so

(80+80)/(8hs+10hrs)

=8.8889 mi/hour

- math -
**PsyDAG**, Sunday, March 7, 2010 at 9:25amI don't know why nancy picked 80 as a value for x, since it could be almost any value.

Since the distance is the same for both rates, it the mean of 10 and 8.

(10 + 8)/2 = 9

**Answer this Question**

**Related Questions**

math - 18. A cyclist bikes x distance at 10 miles per hour and returns over the ...

Math - A cyclist bikes x distance at 10 miles per hour and returns over the same...

mathematics - a cyclist bikes over a path at 10 miles per hour. he returns over ...

maths - A motorist travels 120 miles to his destionation at an average speed of ...

algebra word problem - A long distance runner starts at the beginning of a trail...

Math word problem - Two cyclists start biking from a trail's start 3 hours apart...

bob help - how do u come up w/the answer? Two cyclists start biking from a trail...

algebra - Two cyclists start biking from a trail's start 3 hours apart. The ...

maths - Two cyclists start biking from a trail's start 3 hours apart. The second...

Algebra 1 - Nico drives from school to the store at 25 miles per hour. He drives...