# math

posted by .

A map has a scale of 5cm=20km. If two cities are 17 centimeters apart on the map what is the actual distance between the two cities to the nearest tenth of a kilometer

• math -

5cm/20km = 17cm/x km

cross multiply:
5x = (20)(17)

solve for x.

• math -

Use this proportion. Cross multiply and solve for x.

5/20 = 17/x

5x = 340
x = 68.0

## Similar Questions

1. ### Algebra

Two cities are 5 1/2 inches apart on a map. The actual distance between the cities is 66 miles. What scale was used to draw the map?
2. ### algebra

A map has a scale of 1 cm : 11 km. Two cities are 3.4 cm apart on the map. To the nearest tenth of a kilometer, what is the actual distance corresponding to the map distance?
3. ### MATH

THE SCALE OF A MAP IS 0.5 IN :25MI THE ACTUAL distance between two cities is 725mi write a proportion that represents the relationship how far apart will the cities be on the map
4. ### math

A map has a scale of 3 centimeters = 4 kilometers. If two cities are 8 centimeters apart on the map, what is the actual distance between the cities, to the nearest tenth of a kilometer?
5. ### what would be the answer and why

A map has a scale of 1 cm = 5 km. On the map, two cities are 3 cm apart. What is the actual distance between these cities?
6. ### MATH

On a map, two cities are 634 inches apart. The scale of the map is 14 inch =10 miles. What is the actual distance between the two cities?
7. ### Math/algebra

The scale on a map is 2 cm : 7km. If two cities are 12 cm apart on the map what is the actual distance in km between the two cities?
8. ### Math

A map has a scale of 5 cm: 12km. If two cities are 17 cm apart on the map, what is the actual distance between the cities, to the nearest tenth of the kilometer?
9. ### math

the scale of a map is given as 1:20,000 two cities are 5cm apart on the map. find the actual distance between them
10. ### math

the scale of a map is given as 1:20,000 two cities are 5cm apart on the map. find the actual distance between them

More Similar Questions

Post a New Question