WorksheetsENR Percent/Ratio Test Review
Total questions: 34
Worksheet time: 2hrs 42mins
Greyson has collection of 20 coins. The collection is only comprised of quarters and pennies. For every 4 pennies, he has 6 quarters. How many quarters are in his collection?
5
8
4
12
Original: 35
New: 70
100% increase
50% increase
200% decrease
100% decrease
Find the percent of change.
From 20 miles to 11 miles.
45% decrease
45% increase
82% decrease
82% increase
or
Chips Ahoy $2.50 for 14 oz.
Find the unit price of each and choose the better deal.
At a 20% off sale, shirts were sold for $15 each. What was the original price?
(a)
A grocery store has a 20% markup on bottle of soda. The store sells the soda for $1.25. Find the wholesale price.
(a)
After leaving a 23% tip, you paid a total of $46.85 for your meal. How much did the meal cost?
(a)
A building is 360 feet tall. On a scale drawing, 1/4 inch = 10 feet. What is the height of the building in the scale drawing?
15 in
9 in
7 in
13 in
BONUS: Solve for x.
21
14
12
18
Which of the following has a constant of proportionality of 3/4? Choose all
y=.75x
y=.25x
3y=4x
12y=16x
16y=12x
2y=4x What needs to happen to have an equation in y=kx form?
2 should be divided by both sides
2 should be added to both sides
2 should multiply by both sides
2 should be subtracted on both sides
Identify the constant of proportionality.
k = 2
k = 4
k = 1/2
k = 1/4
none (not proportional)
Determine the constant of proportionality for the table. Express your answer as y = kx
y = 30k
y = 30x
y = 0.03x
y = 9x
What is the EQUATION for this table?
y=1/3x
y=3x
y=5x
Not proportional
Chandler is in a class of 18 boys and 32 girls. If 30% of the students in Chandler's class take the bus to school, how many students do NOT take the bus to school?
64 students do NOT take the bus
35 students do NOT take the bus
15 students do NOT take the bus
56 students do NOT take the bus
During lunch today, a number of 7th grade students were asked to name their favorite city. The results are shown in the table to the right. What percent chose New York City as their favorite?
8%
17.5%
21.5%
33%
14.5%
Dr. Van Pelt files 320 insurance claims every month. If 5% of those claims are rejected, how many claims are rejected?
15
64
16
56
Wilson Green sells home security systems. He earns an 11 percent commission on every system he sells. Wilson’s sales for this month totaled $4265. What is Wilson’s commission?
$469.15
$46,915
$4,691.50
$387.72
Ms. DeMedici earns a weekly salary of $290 plus a 5.5% commission on sales at a gift shop. How much would she make in a week (TOTAL PAY) if she sold $5700 worth of merchandise?
commission + salary = total pay
$603.50
$313.50
$15.95
$329.45
Find the simple interest earned for principal of $2,000 at and 8% rate for 5 years.
$160
$800
$80,000
$16
Emily’s parents put $1500 in her bank account for college tuition at a simple interest rate of 8.25%. What will be the balance after 18 years?
$22,275
$2227.50
$12,375
$3727.50
City Bank offers a 4.75% simple interest rate, while First National offers 3.9%. If Tom wants to set up a new account with $500, how much more money will he earn in interest at City Bank over First National after 12 years?
$45
$48
$51
$55
$59
Jonah earned $150.36 in interest on an account that earns 1.4% simple interest. If Jonah opened the account 12 years ago, what was the principal amount?
$850
$868
$880
$895
$902
Scott took out a 72 month loan for $35,000 to purchase a new boat. If Scott paid $8,925 in simple interest, what was the interest rate?
3.5%
4.25%
4.5%
4.75%
5.1%
