Name _____________________________________________________________ Date ________________________
or duplicated, or posted to a publicly accessible website, in whole or in part.
7. Adam purchased stock several years ago for x dollars and had to pay a 1.5% broker fee.
He sold that stock last month for y dollars and paid a discount broker $15 for the sale.
Express his net proceeds algebraically.
8. Steven purchases x dollars worth of stock on his broker’s advice and pays his broker a at
$12 broker fee. The value of the shares falls to f dollars months later, and Steven uses a broker
who charges 1% commission to make the sale. Express his net proceeds algebraically.
9. Rich bought 20,000 dollars worth of stock and paid a y percent commission. Dan purchased
17,000 dollars worth of stock and paid a q percent commission. Find values of y and q, where
y and q are each less than 3, such that Rich’s commission is less than Dan’s.
10. If you bought 600 shares of stock for $41 per share, paid a 1% commission, and
then sold them six months later for $41.75 per share, with a $30 at fee, are your
net proceeds positive or negative? Explain.
11. Mr. Wankel bought x shares of stock for y dollars per share last month. He paid his broker
a at fee of $14. He sold the stock this month for p dollars per share, and paid his broker a
2% commission. Express his net proceeds algebraically.
12. Michelle Miranda Investing charges their customers a 1% commission. The Halloran Group,
a discount broker, charges $13.75 per trade. For what amount of stock would Miranda
charge double the commission of Halloran?
13. CoronaCorp, a discount broker, charges their customers x dollars per trade. The Sclair Bear &
Bull House charges a 1.5% commission. For what value of stock would both brokers charge
the same commission? Express your answer algebraically.
14. Mrs. Cowley purchases $32,000 worth of stock on her broker’s advice and pays her broker
a 0.75% broker fee. She is forced to sell it when it falls to $25,100 two years later, and uses
a discount broker who charges $17 per trade. Compute her net loss after the broker fees
are taken out.
15. Sal bought x shares of a stock that sold for $31.50 per share. He paid a 1% commission on
the sale. The total cost of his investment, including the broker fee, was $5,726.70. How many
shares did he purchase?
16. Mrs. Didamo purchased stock years ago for d dollars and had to pay a at $20 broker fee.
The price dropped but she needed money for college so she sold it at a loss, for x dollars,
plus a 1% broker fee. Express her net loss algebraically.
Answers vary.
(xp – 0.02xp) – (xy + 14)
Positive; the cost of the stock was $24,600 + $246 fee. The stock sold for
$25,050. The amount earned covers the $30 fee. Net proceeds = $174
$2,750
x
____
0.015
180
–$7,157
0.99x – (d + 20)
0.99f – (x + 12)