in april wordt ontvangen:
$75 \%van de omzet van april=0{,}75\times60.000\times1{,}21=54.450=0{,}7560.000\times1{,}21=54.450=0{,}75\cdot60.000\times1{,}21=54.450=0{,}75\cdot60.0001{,}21=54.450=0{,}75\cdot60.000\cdot1{,}21=54.450=0{,}75\cdot60.0001{,}21=54.450=0{,}75\cdot60.000\times1{,}21=54.450=0{,}7560.000\times1{,}21=54.450=0{,}75x60.000\times1{,}21=54.450=0{,}7560.000\times1{,}21=54.450=0{,}75\cdot60.000\times1{,}21=54.450=0{,}7560.000\times1{,}21=54.450$=0{,}75 \times 60.000 \times 1{,}21=54.450$25 \%van de omzet van juni omzet juni=\frac{73.810-54.450}{1{,}21}\times\frac{100}{25}=\euro64.000=\frac{73.810-54.450}{1{,}21}\frac{100}{25}=\euro64.000=\frac{73.810-54.450}{1{,}21}\cdot\frac{100}{25}=\euro64.000=\frac{73.810-54.450}{1{,}21}\frac{100}{25}=\euro64.000$=\frac{73.810-54.450}{1{,}21} \times \frac{100}{25}=€ 64.000
Opmerking
Per gemaakte fout 1 scorepunt in mindering brengen.