2007-03-12 03:36:07 · 7 answers · asked by Phylicia M 1 in Science & Mathematics ➔ Mathematics
find the base when the amount and percent are known
amount / percent = base
convert 20% to decimal
remove the % sign. divide 20 by 100
20 / 100 = 0.2
divide 8 by the decimal
8 / 0.2 = 40
The base is 40
8 is 20% of 40
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2007-03-12 04:12:16 · answer #1 · answered by SAMUEL D 7 · 1⤊ 0⤋
Divide 8 by .20:
8/.20=40
Check:
8/40=
1/5=
.20
2007-03-12 04:41:36 · answer #2 · answered by Anonymous · 0⤊ 0⤋
8/20%=8/1/5=8 x 5=40
2007-03-12 03:46:11 · answer #3 · answered by Dave aka Spider Monkey 7 · 1⤊ 0⤋
40
2007-03-16 03:26:01 · answer #4 · answered by terrorblade 3 · 0⤊ 0⤋
Write the equation out:
8 = 0.20 * x ("of" typically indicates multiplication)
8 = 0.20x
8/0.20 = x
40 = x
8 is 20% of 40
2007-03-12 03:45:33 · answer #5 · answered by mortgagelns 3 · 1⤊ 0⤋
40
20% is 1/5th, so 5 x 8 = 40
2007-03-12 03:43:39 · answer #6 · answered by Anonymous · 1⤊ 0⤋
You make it 8=20/100 * N
8=15*N
8/15=15/15*N
8/15=8*15=40
2007-03-12 03:49:21 · answer #7 · answered by zacky 3 · 1⤊ 0⤋