WGU D771 Quantitative Literacy |
OA | Objective Assessment |
Questions and Answers |Latest
2026/27 Update | 100% Correct.
Course
D771
1. A store reduces the price of a $240 television by 15%. What is the sale price?
A. $204
B. $216
C. $225
D. $196
Answer: A. $204
Rationale:
15% of $240 = $36.
$240 − $36 = $204.
2. A recipe requires 3 cups of flour for every 2 batches. How much flour is required for 7
batches?
A. 8.5 cups
B. 9.5 cups
C. 10.5 cups
D. 12 cups
Answer: C. 10.5 cups
Rationale:
Set up the proportion:
3/2 = x/7
2x = 21, so x = 10.5 cups.
3. A car travels 360 miles using 12 gallons of gasoline. What is the unit rate?
A. 24 miles/gallon
B. 30 miles/gallon
C. 36 miles/gallon
D. 42 miles/gallon
Answer: B. 30 miles/gallon
,Rationale:
360 ÷ 12 = 30 miles per gallon.
4. A jacket originally costs $80 and is discounted by 25%. What is the discounted price?
A. $20
B. $55
C. $60
D. $65
Answer: C. $60
Rationale:
25% of $80 = $20.
$80 − $20 = $60.
5. A price increases from $50 to $62.50. What is the percentage increase?
A. 20%
B. 22%
C. 25%
D. 30%
Answer: C. 25%
Rationale:
Increase = $12.50.
$12.50 ÷ $50 = 0.25 = 25%.
6. Which fraction is equivalent to 72%?
A. 9/20
B. 18/25
C. 3/5
D. 7/10
Answer: B. 18/25
Rationale:
72% = 72/100. Simplifying by 4 gives 18/25.
7. What is 35% of 480?
A. 148
B. 158
C. 168
D. 178
,Answer: C. 168
Rationale:
0.35 × 480 = 168.
8. A dinner bill is $84. A customer leaves a 20% tip. What is the total amount paid?
A. $96.80
B. $100.80
C. $104.80
D. $105.60
Answer: B. $100.80
Rationale:
Tip = 0.20 × $84 = $16.80.
Total = $84 + $16.80 = $100.80.
9. A laptop costs $1,000 and is discounted by 18%. What is the final price?
A. $820
B. $840
C. $180
D. $880
Answer: D. $820
Rationale:
18% of $1,000 = $180.
$1,000 − $180 = $820.
10. A population increases from 20,000 to 23,000. What is the percentage increase?
A. 10%
B. 12%
C. 15%
D. 20%
Answer: C. 15%
Rationale:
Increase = 3,000.
3,000 ÷ 20,000 = 0.15 = 15%.
11. Evaluate the function f(x) = 3x − 7 when x = 5.
A. 8
B. 15
, C. 22
D. 5
Answer: A. 8
Rationale:
f(5) = 3(5) − 7 = 15 − 7 = 8.
12. What is the slope of the line passing through (2, 5) and (6, 13)?
A. 1
B. 2
C. 3
D. 4
Answer: B. 2
Rationale:
Slope = (13 − 5)/(6 − 2) = 8/4 = 2.
13. In the equation y = 4x + 9, what is the y-intercept?
A. 4
B. −4
C. 9
D. −9
Answer: C. 9
Rationale:
The slope-intercept form is y = mx + b. The value of b is the y-intercept, so it is 9.
14. Which equation represents a line with a slope of 3 and a y-intercept of −2?
A. y = −2x + 3
B. y = 3x − 2
C. y = 2x − 3
D. y = 3x + 2
Answer: B. y = 3x − 2
Rationale:
Using y = mx + b, substitute m = 3 and b = −2 to obtain y = 3x − 2.
15. A taxi charges a $5 initial fee plus $2.50 per mile. Which function represents the total
cost for x miles?
OA | Objective Assessment |
Questions and Answers |Latest
2026/27 Update | 100% Correct.
Course
D771
1. A store reduces the price of a $240 television by 15%. What is the sale price?
A. $204
B. $216
C. $225
D. $196
Answer: A. $204
Rationale:
15% of $240 = $36.
$240 − $36 = $204.
2. A recipe requires 3 cups of flour for every 2 batches. How much flour is required for 7
batches?
A. 8.5 cups
B. 9.5 cups
C. 10.5 cups
D. 12 cups
Answer: C. 10.5 cups
Rationale:
Set up the proportion:
3/2 = x/7
2x = 21, so x = 10.5 cups.
3. A car travels 360 miles using 12 gallons of gasoline. What is the unit rate?
A. 24 miles/gallon
B. 30 miles/gallon
C. 36 miles/gallon
D. 42 miles/gallon
Answer: B. 30 miles/gallon
,Rationale:
360 ÷ 12 = 30 miles per gallon.
4. A jacket originally costs $80 and is discounted by 25%. What is the discounted price?
A. $20
B. $55
C. $60
D. $65
Answer: C. $60
Rationale:
25% of $80 = $20.
$80 − $20 = $60.
5. A price increases from $50 to $62.50. What is the percentage increase?
A. 20%
B. 22%
C. 25%
D. 30%
Answer: C. 25%
Rationale:
Increase = $12.50.
$12.50 ÷ $50 = 0.25 = 25%.
6. Which fraction is equivalent to 72%?
A. 9/20
B. 18/25
C. 3/5
D. 7/10
Answer: B. 18/25
Rationale:
72% = 72/100. Simplifying by 4 gives 18/25.
7. What is 35% of 480?
A. 148
B. 158
C. 168
D. 178
,Answer: C. 168
Rationale:
0.35 × 480 = 168.
8. A dinner bill is $84. A customer leaves a 20% tip. What is the total amount paid?
A. $96.80
B. $100.80
C. $104.80
D. $105.60
Answer: B. $100.80
Rationale:
Tip = 0.20 × $84 = $16.80.
Total = $84 + $16.80 = $100.80.
9. A laptop costs $1,000 and is discounted by 18%. What is the final price?
A. $820
B. $840
C. $180
D. $880
Answer: D. $820
Rationale:
18% of $1,000 = $180.
$1,000 − $180 = $820.
10. A population increases from 20,000 to 23,000. What is the percentage increase?
A. 10%
B. 12%
C. 15%
D. 20%
Answer: C. 15%
Rationale:
Increase = 3,000.
3,000 ÷ 20,000 = 0.15 = 15%.
11. Evaluate the function f(x) = 3x − 7 when x = 5.
A. 8
B. 15
, C. 22
D. 5
Answer: A. 8
Rationale:
f(5) = 3(5) − 7 = 15 − 7 = 8.
12. What is the slope of the line passing through (2, 5) and (6, 13)?
A. 1
B. 2
C. 3
D. 4
Answer: B. 2
Rationale:
Slope = (13 − 5)/(6 − 2) = 8/4 = 2.
13. In the equation y = 4x + 9, what is the y-intercept?
A. 4
B. −4
C. 9
D. −9
Answer: C. 9
Rationale:
The slope-intercept form is y = mx + b. The value of b is the y-intercept, so it is 9.
14. Which equation represents a line with a slope of 3 and a y-intercept of −2?
A. y = −2x + 3
B. y = 3x − 2
C. y = 2x − 3
D. y = 3x + 2
Answer: B. y = 3x − 2
Rationale:
Using y = mx + b, substitute m = 3 and b = −2 to obtain y = 3x − 2.
15. A taxi charges a $5 initial fee plus $2.50 per mile. Which function represents the total
cost for x miles?
