what is 9:3::49:?

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homework

2006-12-03 13:12:49 · 5 answers · asked by •nel• 2 in Science & Mathematics ➔ Mathematics

9:3::49:7

2006-12-03 13:17:14 · answer #1 · answered by ToadysFroggy 3 · 0⤊ 0⤋

the answer is 7.

The question is asked as, "9 is to 3 as 49 is to what?"

9 is the square of 3, 49 is the square of 7.

2006-12-03 21:16:40 · answer #2 · answered by kilgoretrout912 2 · 0⤊ 0⤋

Looks like the ratio of 9 to 3 is as 49 to x

9/3 = 49/x

9x = 147

x = 16 1/3

2006-12-03 21:16:05 · answer #3 · answered by Anonymous · 0⤊ 1⤋

you have to use direct variation
y=kx
3=k9
k=1/3
y=1/3*49
? or y=49/3

2006-12-03 21:26:51 · answer #4 · answered by Anonymous · 1⤊ 0⤋

893.67

2006-12-03 21:19:56 · answer #5 · answered by Joe Prosnick 5 · 0⤊ 0⤋