geometry asap
posted by Jesicca on .
I put ^ next to the answer i put. can you tell me if im correct or not. and if not can you correct it for me and tell me what i did wrong?
1.
The length of a rectangle is 6 1/2 inches and the width is 3 3/4 inches. What is the ratio, using whole numbers, of the length to the width? (1 point)
* 26 : 15
* 26 : 30
*15 : 26 ^
*13 : 15
2. If x+3/3 = y+2/2, then x/3 = ____. (1 point )
* y + 1
* y/3 ^
* y/2
* y  1
3. Solve the proportion.
n  6/ 3n = n  5/ 3n + 1
* 3 ^
* 2/5
* 9/17
* 3
4. A model is built having a scale of 1 : 100,000. How high would a 35,600ft mountain be in the model? Give your answer to the nearest tenth of an inch. (1 point)
* 4.272 in. ^
* 2.136 in.
* 0.356 in.
* 427,200 in.

1. please check:
6 1/2 : 3 3/4
= 13/2 : 15/4
= 26/4 : 15/4
2. correct.
x+1=y+1
so x=y
3. correct
4. correct
356000*12/100000=4.272