Kpl 3.2

327
a) 
200\cdot492€=98\ 400€
b)
8400€
 
328
a)
q=1{,}045
b)
q=1+\frac{0{,}045}{72}=1{,}00375

331
a) 
25\cdot12=300
b)
q=1+\frac{0{,}013}{12}=1{,}001083...\approx1{,}00108
c)
A=115\ 000€\cdot1{,}00108^{300}\cdot\frac{1-1{,}00108}{1-1{,}00108^{300}}=449.198...\approx449{,}20€

334
K=10\ 800€
n=3\cdot4=12
q=1+\frac{0{,}0576}{4}=1{,}0144
A=K\cdot q^n\cdot\frac{1-q}{1-q^n}=986{,}447
10\ 800-986{,}447\cdot12=-1037{,}364€\approx1037{,}40€

336
a)
n=6\cdot12=72
A=500
q=1+\frac{0{,}015}{12}=1{,}00125
500=K\cdot1{,}00125^{72}\cdot\frac{1-1{,}00125}{1-1{,}00125^{72}}=34406.978...\approx34406{,}98€
b)
500=K\cdot1{,}005^{72}\cdot\frac{1-1{,}005}{1-1{,}005^{72}}=k=30169.756...\approx30169{,}76€
 
338
n_1=25\cdot12=300
q=1+\frac{0.02}{12}\approx1{,}00167
K=350\ 000€
A=K\cdot q^n\cdot\frac{1-q}{1-q^n}=1483.4901...\approx1483{,}49€
n_2=17\cdot12+9=213
1483{,}49=K\cdot q^{n_2}\cdot\frac{1-q}{1-q^{n_2}}=1483.4901...\approx1483{,}49€ 

340
342