# Math/Algebra

Farmer Brown drives to town at 36 mph and returns at 48 mph. If his total driving time is 3 and 1/2 hours, how far away is the town?

1. 👍 0
2. 👎 0
3. 👁 80
1. since time = distance/speed,

d/36 + d/48 = 7/2
4d/144 + 3d/144 = 504/144
7d = 504
d = 72 mi

1. 👍 0
2. 👎 0
posted by Steve

## Similar Questions

1. ### Math/Algebra

Farmer Brown drives to town at 36 mph and returns at 48 mph. If his total driving time is 3 and 1/2 hours, how far away is the town?

asked by Colton on February 2, 2016
2. ### math

man drives for a time at 20 mph. then for a time at 45 mph.he drives 25 mi. he drives 50 min. . how many miles did he drive 20 mph ?

asked by mac on July 21, 2011
3. ### Help!...Math...

Two cars leave town going opposite directions. One car is traveling 55 mph, and the other is traveling 65 mph How long will it take before they are 180 miles apart? Hint: The time for both cars is the same and can be represented

asked by Jessica on November 15, 2006
4. ### math

Many of the immigrants settled on farm land and they had to drive to town for supplies. One farmer drives to town at 36 miles per hour and returns at 48 miles per hour. If his total driving time is 3 ½ hours, how far is his farm

asked by tiffany mccormick on November 21, 2011
5. ### math

Many of the immigrants settled on farm land and they had to drive to town for supplies. One farmer drives to town at 36 miles per hour and returns at 48 miles per hour. If his total driving time is 3 ½ hours, how far is his farm

asked by tiffany mccormick on November 21, 2011
6. ### Math

2 people 400 miles apart They both leave at the same time One drives 50 mph The other drives 100 mph How long till they meet?

asked by Brigette on August 31, 2016
7. ### Physics

On a drive from your home to town, you wish to average 44 mph. The distance from your home to town is 106 miles. However, at 53 miles (half way), you find you have averaged only 33 mph. What average speed must you maintain in the

asked by Joe on August 20, 2015
8. ### physics

On a drive from your home to town, you wish to average 52 mph. The distance from your home to town is 106 miles. However, at 53 miles (half way), you ﬁnd you have averaged only 39 mph. What average speed must you maintain in the

asked by amanda and leah on August 9, 2012
9. ### Physics

On a drive from your home to town, you wish to average 52 mph. The distance from your home to town is 108 miles. However, at 54 miles (half way), you find you have averaged only 39 mph. What average speed must you maintain in the

asked by Karen on September 9, 2015
10. ### Algebra, math,

A helicopter can fly 120 mph in still air. When flying to a town 700 miles away and returning the helicopter has to fly with a tailwind of x mph when going to the town and with a head wind of x mph when returning. If the return

asked by Dana on May 20, 2014

More Similar Questions