Thursday

September 18, 2014

September 18, 2014

Posted by **Sindy** on Sunday, April 18, 2010 at 8:54pm.

X rides at 30 km/h, Y at 20 km/h. If they meet after t hours, find when and where they meet.

- Maths -
**Reiny**, Sunday, April 18, 2010 at 9:07pmlet the distance travelled by X be x km

then the distance travelled by Y has to be 40-x km

time taken by X = x/30

time taken by Y = (40-x)/20

but when they meet, they both took the same time, so

x/30 = (40-x)/20

take over ...

- Maths -
**Sindy**, Sunday, April 18, 2010 at 9:12pmThanks!

**Answer this Question**

**Related Questions**

physics - A bicyclist is riding her bike around White Rock Lake. As she is ...

science - two cyclists are riding their bikes up a steep hill. hessica rides her...

sciencce - Mrs. Scheib was riding her bike and leaves home and rides due east ...

math - michael rides his bike 2 3/5 as long as jacob. find micheal's riding ...

Math - Two paths diverge at a 44 degree angle. Two mountain bike riders take ...

Math - Two paths diverge at a 48 degree angle. Two mountain bike riders take ...

Math - Two paths diverge at a 48 degree angle. Two mountain bike riders take ...

maths - Two trains are on the same track a distance 300 km apart heading ...

big lake - Two cyclists, 36 miles apart, start riding toward each other at the ...

Math - Harry rides his bike 25 3/8 miles. Karen rides her bike 25 2/5 miles. Who...