Find the constant of variation K. m varies directly with n; m = 144 when n = 8?

0 ⤊

Find the constant of variation K.

m varies directly with n; m = 144 when n = 8?

2007-06-22 10:58:45 · 6 answers · asked by associates07 1 in Science & Mathematics ➔ Mathematics

If m=kn then k=m/n

So k= 144/8

k=18

2007-06-22 11:03:14 · answer #1 · answered by ania 2 · 0⤊ 0⤋

K=18

2007-06-22 18:20:31 · answer #2 · answered by Anonymous · 0⤊ 0⤋

k=18

2007-06-22 18:05:08 · answer #3 · answered by Val 2 · 0⤊ 0⤋

m = k n
k = m/n = 144/8 =18

2007-06-22 18:05:22 · answer #4 · answered by CPUcate 6 · 0⤊ 0⤋

m=kn (by definition of direct variation)
hence, 144=k*8
18=k

2007-06-22 18:04:19 · answer #5 · answered by Anonymous · 0⤊ 0⤋

m = K.n
144 = 8K
K = 18
m = 18 n

2007-06-23 13:02:08 · answer #6 · answered by Como 7 · 0⤊ 0⤋