Easy maths question i need help with?

The scale on a map is 1:50000. How far in kilometres is Uptown from Downtown if the distance between them on the map is 3.8 cm?

TychaBrahe2012-02-01T13:39:49Z

Favorite Answer

3.8 cm * 50000 = 190000 cm = 190 km

?2012-02-01T21:40:23Z

3.8*50000 cm=190000cm; 190000/100=1900 m; 1900/1000=1.9 Km

Anonymous2012-02-01T21:41:27Z

You set up the ratio 1/50000=3.8/x. cross multiplying will get you 1x=3.8x500=19000. so, 19000 kilometres.

♥ Rumbleroar 394 ♥2012-02-01T21:45:20Z

3.8 multiplied by 50000 = 190000cm. Which equals 1.9km!