CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 33%, it becomes 4522.5. Find the original value.
A. 6,750
B. 6,500
C. 7,000
D. 4522.5
Correct Answer: A
Final value = 67% of original.
Original = 4522.5 × 100 ÷ 67
= 6,750
Answer = 6,750
CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 28%, it becomes 4,680. Find the original value.
A. 6,750
B. 6,500
C. 4,680
D. 6,250
Correct Answer: B
Final value = 72% of original.
Original = 4,680 × 100 ÷ 72
= 6,500
Answer = 6,500
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 23%, it becomes 7687.5. Find the original value.
A. 6,000
B. 6,500
C. 6,250
D. 7687.5
Correct Answer: C
Final value = 123% of original.
Original = 7687.5 × 100 ÷ 123
= 6,250
Answer = 6,250
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 18%, it becomes 7,080. Find the original value.
A. 6,000
B. 5,750
C. 6,250
D. 7,080
Correct Answer: A
Final value = 118% of original.
Original = 7,080 × 100 ÷ 118
= 6,000
Answer = 6,000
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 4,500 decreases by 28%. What is its new value?
A. 4,500
B. 1,260
C. 3,340
D. 3,240
Correct Answer: D
Decrease = (28 ÷ 100) × 4,500 = 1,260
New value = 4,500 − 1,260
= 3,240
Answer = 3,240
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 4,300 increases by 24%. What is its new value?
A. 5,332
B. 4,300
C. 1,032
D. 5,432
Correct Answer: A
Increase = (24 ÷ 100) × 4,300 = 1,032
New value = 4,300 + 1,032
= 5,332
Answer = 5,332
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 4,100 decreases by 20%. What is its new value?
A. 4,100
B. 3,380
C. 820
D. 3,280
Correct Answer: D
Decrease = (20 ÷ 100) × 4,100 = 820
New value = 4,100 − 820
= 3,280
Answer = 3,280
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,900 increases by 16%. What is its new value?
A. 4,524
B. 4,624
C. 624
D. 3,900
Correct Answer: A
Increase = (16 ÷ 100) × 3,900 = 624
New value = 3,900 + 624
= 4,524
Answer = 4,524
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,900 to 2,088. What is the percentage decrease?
A. 23%
B. 28%
C. 38.89%
D. 33%
Correct Answer: B
Decrease = 2,900 − 2,088 = 812
Percentage decrease = (Decrease ÷ Original) × 100
= (812 ÷ 2,900) × 100
= 28%
Answer = 28%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,800 to 3,444. What is the percentage increase?
A. 18.7%
B. 28%
C. 18%
D. 23%
Correct Answer: D
Increase = 3,444 − 2,800 = 644
Percentage increase = (Increase ÷ Original) × 100
= (644 ÷ 2,800) × 100
= 23%
Answer = 23%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,700 to 2,214. What is the percentage decrease?
A. 23%
B. 18%
C. 21.95%
D. 13%
Correct Answer: B
Decrease = 2,700 − 2,214 = 486
Percentage decrease = (Decrease ÷ Original) × 100
= (486 ÷ 2,700) × 100
= 18%
Answer = 18%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,600 to 2,938. What is the percentage increase?
A. 18%
B. 13%
C. 11.5%
D. 8%
Correct Answer: B
Increase = 2,938 − 2,600 = 338
Percentage increase = (Increase ÷ Original) × 100
= (338 ÷ 2,600) × 100
= 13%
Answer = 13%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 11 : 12, A is what percent of B?
A. 47.83%
B. 109.09%
C. 52.17%
D. 91.67%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (11 ÷ 12) × 100
= 91.67%
Answer = 91.67%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 7 : 12, A is what percent of B?
A. 58.33%
B. 171.43%
C. 63.16%
D. 36.84%
Correct Answer: A
A as a percentage of B = (A ÷ B) × 100
= (7 ÷ 12) × 100
= 58.33%
Answer = 58.33%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 5 : 12, A is what percent of B?
A. 29.41%
B. 70.59%
C. 41.67%
D. 240%
Correct Answer: C
A as a percentage of B = (A ÷ B) × 100
= (5 ÷ 12) × 100
= 41.67%
Answer = 41.67%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 23 : 25, A is what percent of B?
A. 108.7%
B. 92%
C. 52.08%
D. 47.92%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (23 ÷ 25) × 100
= 92%
Answer = 92%
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 84% as a fraction in simplest form.
A. 21/25
B. 25/21
C. 84/100
D. 21/26
Correct Answer: A
84% = 84/100
HCF(84, 100) = 4
After simplification = 21/25
Answer = 21/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 80% as a fraction in simplest form.
A. 5/4
B. 80/100
C. 4/5
D. 4/6
Correct Answer: C
80% = 80/100
HCF(80, 100) = 20
After simplification = 4/5
Answer = 4/5
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 78% as a fraction in simplest form.
A. 39/51
B. 39/50
C. 78/100
D. 50/39
Correct Answer: B
78% = 78/100
HCF(78, 100) = 2
After simplification = 39/50
Answer = 39/50
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 76% as a fraction in simplest form.
A. 76/100
B. 19/25
C. 19/26
D. 25/19
Correct Answer: B
76% = 76/100
HCF(76, 100) = 4
After simplification = 19/25
Answer = 19/25