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

Two bike riders X and Y both start at 2 pm riding towards each other from 40 km apart.

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 9:07pm
let 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 9:12pm
Thanks!

## Answer This Question

## Related Questions

- Algebra 1 - 2 friends are 60 miles apart. They decide to ride thier bicycles to ...
- math - Two cars 288 km apart start at the same time moving towards each other ...
- Algebra - Two cyclists, 128 miles apart, start riding toward each other at the ...
- big lake - Two cyclists, 36 miles apart, start riding toward each other at the ...
- Math - Two paths diverge at a 44 degree angle. Two mountain bike riders take ...
- math - They start riding bicycles towards each other in a plan to meet at the ...
- 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 ...
- college algebra - Two cyclists, 64 miles apart, start riding toward each other ...
- Algebra I - Two airplanes start at the same time and fly toward each other from...

More Related Questions