2007-04-29 03:34:01 · 5 answers · asked by sarah 1 in Education & Reference ➔ Homework Help
5:4:250:x
5x=1000
5x/5=1000/5
x=200
2007-04-29 04:33:46 · answer #1 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋
If the size of the smaller one is x sq ft., then:
250:x = 5:4.
A ratio (indicated by the colon) is equivalent to a fraction:
250 / x = 5 / 4
Multiply by 4x:
250 x 4 = 5x
Divide by 5:
x = 250 x 4 / 5
= 200 sq ft.
2007-04-29 10:44:18 · answer #2 · answered by Anonymous · 0⤊ 0⤋
The smaller one measures 200 square feet.
>5/4 cross multiplied to 250/x
>5x=1000
>x=1000/5
>x=200
answer=200 square feet
2007-04-29 11:00:42 · answer #3 · answered by Exa 1 · 0⤊ 0⤋
200 sq. feet. I'm guessing.
250 / 50 = 5
200 / 50 = 4
= 5 : 4.
Yeah.
2007-04-29 10:38:38 · answer #4 · answered by lvliss.lvlanda 4 · 0⤊ 0⤋
5/4 = 250/n
250*4 = 1000
1000/5 = 200
200 sq ft
2007-04-29 10:44:39 · answer #5 · answered by Mathlady 6 · 0⤊ 0⤋