1. The scale of a map is 3 cm=__________Km.
Map:4cm
Actual: 14.7 kn
2007-12-17 11:31:15 · 14 answers · asked by Talya 1 in Science & Mathematics ➔ Mathematics
Use ratios
4....14.7
_ = ___
3.... ?
?= 11.025km in actual life.
2007-12-17 11:34:08 · answer #1 · answered by ¿ /\/ 馬 ? 7 · 0⤊ 1⤋
Let 3 cm = x km
therefore 1 cm = x/3
Then 4x/3 = 14.7 km
4x = 3 X 14.7
4x = 44.1km
x = 44.1 divided by 4
x = 11.025km
Therefore the scale on the map is 3cm = 11.025 km
2007-12-17 19:57:07 · answer #2 · answered by laceper 5 · 0⤊ 0⤋
14.7/4 * 3
=11.025 km
2007-12-17 19:35:01 · answer #3 · answered by innocent chinito :) 3 · 0⤊ 0⤋
seriously....u call that math, more like first grade stuff, come up with a real challenge, not simple dimensional stuff
[(3/x=4/14.7)cross multiply]
2007-12-17 19:35:03 · answer #4 · answered by fruitieisland 2 · 1⤊ 1⤋
use the ratio format to solve it
3/x = 4/14.7
2007-12-17 19:34:22 · answer #5 · answered by Miss Casey 4 · 0⤊ 1⤋
3 cm=x
4cm=14.7km
cross multiply and the answer is
11.025km
best answer plz
2007-12-17 19:34:49 · answer #6 · answered by sylar 2 · 0⤊ 0⤋
3/4=x/14.7
x=3(14.7)/4
x=11.025
2007-12-17 19:33:59 · answer #7 · answered by Omega 3 · 0⤊ 1⤋
Yes.
2007-12-17 19:35:53 · answer #8 · answered by Anonymous · 0⤊ 2⤋
11.o35
2007-12-17 19:35:22 · answer #9 · answered by n.killebrew 1 · 0⤊ 1⤋
11.025... I think it's right. Done in my head :)
2007-12-17 19:34:42 · answer #10 · answered by GivPerf 6 · 0⤊ 0⤋