CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 28%, it becomes 3,060. Find the original value.
A. 4,250
B. 4,000
C. 4,500
D. 3,060
Correct Answer: A
Final value = 72% of original.
Original = 3,060 × 100 ÷ 72
= 4,250
Answer = 4,250
CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 23%, it becomes 3,080. Find the original value.
A. 4,000
B. 4,250
C. 3,750
D. 3,080
Correct Answer: A
Final value = 77% of original.
Original = 3,080 × 100 ÷ 77
= 4,000
Answer = 4,000
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 18%, it becomes 4,425. Find the original value.
A. 4,425
B. 3,500
C. 4,000
D. 3,750
Correct Answer: D
Final value = 118% of original.
Original = 4,425 × 100 ÷ 118
= 3,750
Answer = 3,750
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 13%, it becomes 3,955. Find the original value.
A. 3,750
B. 3,500
C. 3,955
D. 3,250
Correct Answer: B
Final value = 113% of original.
Original = 3,955 × 100 ÷ 113
= 3,500
Answer = 3,500
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,000 decreases by 23%. What is its new value?
A. 690
B. 3,000
C. 2,310
D. 2,410
Correct Answer: C
Decrease = (23 ÷ 100) × 3,000 = 690
New value = 3,000 − 690
= 2,310
Answer = 2,310
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 2,800 increases by 19%. What is its new value?
A. 3,332
B. 3,432
C. 2,800
D. 532
Correct Answer: A
Increase = (19 ÷ 100) × 2,800 = 532
New value = 2,800 + 532
= 3,332
Answer = 3,332
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 2,600 decreases by 15%. What is its new value?
A. 2,600
B. 390
C. 2,310
D. 2,210
Correct Answer: D
Decrease = (15 ÷ 100) × 2,600 = 390
New value = 2,600 − 390
= 2,210
Answer = 2,210
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 2,400 increases by 11%. What is its new value?
A. 2,400
B. 264
C. 2,664
D. 2,764
Correct Answer: C
Increase = (11 ÷ 100) × 2,400 = 264
New value = 2,400 + 264
= 2,664
Answer = 2,664
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 1,900 to 1,463. What is the percentage decrease?
A. 23%
B. 29.87%
C. 18%
D. 28%
Correct Answer: A
Decrease = 1,900 − 1,463 = 437
Percentage decrease = (Decrease ÷ Original) × 100
= (437 ÷ 1,900) × 100
= 23%
Answer = 23%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 1,800 to 2,124. What is the percentage increase?
A. 15.25%
B. 23%
C. 13%
D. 18%
Correct Answer: D
Increase = 2,124 − 1,800 = 324
Percentage increase = (Increase ÷ Original) × 100
= (324 ÷ 1,800) × 100
= 18%
Answer = 18%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 1,700 to 1,479. What is the percentage decrease?
A. 13%
B. 18%
C. 8%
D. 14.94%
Correct Answer: A
Decrease = 1,700 − 1,479 = 221
Percentage decrease = (Decrease ÷ Original) × 100
= (221 ÷ 1,700) × 100
= 13%
Answer = 13%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 1,600 to 1,728. What is the percentage increase?
A. 3%
B. 7.41%
C. 13%
D. 8%
Correct Answer: D
Increase = 1,728 − 1,600 = 128
Percentage increase = (Increase ÷ Original) × 100
= (128 ÷ 1,600) × 100
= 8%
Answer = 8%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 7 : 9, A is what percent of B?
A. 43.75%
B. 56.25%
C. 128.57%
D. 77.78%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (7 ÷ 9) × 100
= 77.78%
Answer = 77.78%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 6 : 7, A is what percent of B?
A. 116.67%
B. 85.71%
C. 53.85%
D. 46.15%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (6 ÷ 7) × 100
= 85.71%
Answer = 85.71%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 5 : 7, A is what percent of B?
A. 58.33%
B. 41.67%
C. 140%
D. 71.43%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (5 ÷ 7) × 100
= 71.43%
Answer = 71.43%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 4 : 7, A is what percent of B?
A. 63.64%
B. 36.36%
C. 175%
D. 57.14%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (4 ÷ 7) × 100
= 57.14%
Answer = 57.14%
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 40% as a fraction in simplest form.
A. 5/2
B. 2/6
C. 2/5
D. 40/100
Correct Answer: C
40% = 40/100
HCF(40, 100) = 20
After simplification = 2/5
Answer = 2/5
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 36% as a fraction in simplest form.
A. 36/100
B. 9/26
C. 25/9
D. 9/25
Correct Answer: D
36% = 36/100
HCF(36, 100) = 4
After simplification = 9/25
Answer = 9/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 35% as a fraction in simplest form.
A. 7/20
B. 7/21
C. 20/7
D. 35/100
Correct Answer: A
35% = 35/100
HCF(35, 100) = 5
After simplification = 7/20
Answer = 7/20
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 32% as a fraction in simplest form.
A. 8/25
B. 25/8
C. 8/26
D. 32/100
Correct Answer: A
32% = 32/100
HCF(32, 100) = 4
After simplification = 8/25
Answer = 8/25