2007-04-14 14:12:18 · 8 answers · asked by Kimberly M 1 in Science & Mathematics ➔ Mathematics
12 = .4x
x = 30
2007-04-14 14:17:24 · answer #1 · answered by 7 · 0⤊ 0⤋
30
2007-04-14 21:16:19 · answer #2 · answered by Rosie 1 · 0⤊ 0⤋
12 /.4 = 30
2007-04-14 21:20:18 · answer #3 · answered by Dr. Nightcall 7 · 0⤊ 0⤋
30 students
2007-04-14 21:16:18 · answer #4 · answered by Red Hot 2 · 0⤊ 0⤋
12/x=40/100
40x=1200
40x/40=1200/40
x=30
2007-04-14 21:19:06 · answer #5 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋
.40(x) = 12
x = 12/.40
x = 30
2007-04-14 21:17:57 · answer #6 · answered by suesysgoddess 6 · 1⤊ 0⤋
is/of = %/100
12/n=40/100=30
2007-04-14 21:23:51 · answer #7 · answered by thatis it 2 · 0⤊ 0⤋
YES! I got 30 to! i am so bad at math!YAY! but i think that is right.
2007-04-14 21:21:56 · answer #8 · answered by Charlotte 2 · 0⤊ 0⤋