Answer:
Richard's income for month is $4,430.
Step-by-step explanation:
We are given the following in the question:
Retainer received by Richard = $1630
Percentage of commission earned on monthly sales = 7%
Monthly sales = $40,000
Commission earned =
[tex]=7\%\times 40000\\\\=\dfrac{7}{100}\times 40000\\\\=2800\$[/tex]
Income for month =
= Retainer received + Commission value
[tex]=1630 + 2800\\=\$4430[/tex]
Thus, Richard's income for month is $4,430.