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Matematikkens mysterier - KennethHansen.net

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1.1 a: 0,45 b: 0,17 c: 0,724 d: 0,0016 e: 0,0001 f:<br />

0,0101<br />

g: 1,92 h: 0,000001 i: 2% j: 32,5% k: 3,52% l: 101%<br />

m: 10,1% n: 9000% o: 100% p: 200%<br />

1.2 a: 5% b: 9,05 % c: 34,5 d: 0,19<br />

1.3 70000,- 90000,- 28,57%<br />

1.4 Ialt er der 150 elever, heraf 37,5 sproglige og 52,5 HF'ere<br />

(Procenttallene må være afrundede...)<br />

2.1 37,55% 68,84%<br />

2.2 56% 18,75%<br />

3.1<br />

3.2 5,38%<br />

3.3 Indtjeningen faldt med 0,90% pr. år.<br />

4.1 a: 8191 b: 1431655765 c: 2116774,72<br />

d: 100 (formlen kan ikke anvendes, idet a = 1)<br />

4.2<br />

k 0 r n k n<br />

2000 3% 12 2851,52<br />

3500 1,25% 14 4164,84<br />

488,18 0,6% 4 500<br />

152882,18 11% 18 1000000<br />

100 25,89% 10 1000<br />

4000 17,02% 4 7500<br />

800 25,6% 5 2500<br />

2000 7,4% 25 12000<br />

100 17,88% 14 1000<br />

4000 15,7% 6 9600<br />

y r n An 200 11% 10 3344,40<br />

1000 6% 4 4374,62<br />

2100 3% 20 56427,79<br />

8827,43 8% 30 1000000<br />

4566,33 2% 10 50000<br />

961,23 13% 6 8000<br />

250 13% 5 1620<br />

200 17% 20 26007<br />

2000 8,3% 10 29389<br />

150 5,6% 15 3386,86<br />

868,95 3,2% 9 8900<br />

1105 7,2% 12 20000<br />

4.3 a: 15192,93 b: 30272,86 c: 20272,86<br />

4.4 a: 71354,78 b: 93790,16<br />

c: Pengene har stået i banken i længere tid.<br />

34

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