Odpowiedzi

2009-11-09T15:44:09+01:00
4%= 4/100
30%=30/100
4,2 %= 4,2/100
0,8% =0,8/100
120% =1i 1/5
7,5%=7,5/100
64% =64/100
115%=1i 15/100
242%=2 i 42/100
186,5%=1 i 86,5/100
2009-11-09T15:48:58+01:00
1% = 1/100

a) 4% = 4/100 = 1/25
b) 30% = 30/100 = 3/10
c) 4,2% = 4,2/100 = 42/1000 = 21/50
d) 0,8% = 0,8/100 = 8/1000 = 1/125
e) 120% = 120/100 = 6/5
f) 7,5% = 7,5/100 = 75/1000 = 3/40
g) 64% = 64/100 = 16/25
h) 115% = 115/100 = 23/20
i) 242% = 242/100 = 121/50
j) 186,5% = 186,5/100 = 1865/1000 = 373/200