Posted by **Anonymous** on Thursday, February 28, 2013 at 9:11pm.

Flying to Kampala with a tailwind a plane average 158km/h. On the return trip the plane only averaged 112km/h while flying back into the same wind. Find the speed of the wind and the speed of the plane in still air.

- Math please help -
**Anonymous**, Thursday, February 28, 2013 at 9:44pm
Please can someone else help me?

- Math Ms. Sue please help -
**Reiny**, Thursday, February 28, 2013 at 10:32pm
speed of plane in still air --- x mph

speed of wind ------------ y mph

so going with the wind, speed = x+y

against the wind, speed = x-y

x+y = 158

x-y = 112

add them

2x = 270

x = 135

then 135 + y = 158

y = 23

speed of wind is 23 mph, speed of plane in still air = 135 mph

## Answer this Question

## Related Questions

- algebra-word problem - Flying to Kampala with a tailwind a plane averaged 158 km...
- MATH - 1. A boat traveled 210 miles downstream and back. The trip downstream ...
- math - Flying to Seoul with a tailwind a plane averaged 343 mph. On the return ...
- math - Flying with no wind, a plane makes a 600 km trip in 3h. On the return ...
- math - a small plane flying into the wind takes 3 hrs 20 min to complete a ...
- math - a small plane flying into the wind takes 3 hrs 20 min to complete a ...
- Math - A small plane flying into the wind takes 3h 20 min to complete a flight ...
- Math - Flying to the wind, an airplane takes 4 hours to go 960 km. The same ...
- Math - A small plane flying into the wind takes 3h 20 min to complete a flight ...
- Math - An airplane flying into a headwind travels the 2800 mile flying distance ...

More Related Questions