CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 29%, it becomes 3372.5. Find the original value.
A. 4,750
B. 4,500
C. 5,000
D. 3372.5
Correct Answer: A
Final value = 71% of original.
Original = 3372.5 × 100 ÷ 71
= 4,750
Answer = 4,750
CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 24%, it becomes 3,420. Find the original value.
A. 4,250
B. 3,420
C. 4,500
D. 4,750
Correct Answer: C
Final value = 76% of original.
Original = 3,420 × 100 ÷ 76
= 4,500
Answer = 4,500
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 19%, it becomes 5057.5. Find the original value.
A. 4,500
B. 4,250
C. 5057.5
D. 4,000
Correct Answer: B
Final value = 119% of original.
Original = 5057.5 × 100 ÷ 119
= 4,250
Answer = 4,250
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 14%, it becomes 4,560. Find the original value.
A. 3,750
B. 4,250
C. 4,560
D. 4,000
Correct Answer: D
Final value = 114% of original.
Original = 4,560 × 100 ÷ 114
= 4,000
Answer = 4,000
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,300 decreases by 24%. What is its new value?
A. 2,608
B. 3,300
C. 2,508
D. 792
Correct Answer: C
Decrease = (24 ÷ 100) × 3,300 = 792
New value = 3,300 − 792
= 2,508
Answer = 2,508
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,100 increases by 20%. What is its new value?
A. 3,720
B. 620
C. 3,820
D. 3,100
Correct Answer: A
Increase = (20 ÷ 100) × 3,100 = 620
New value = 3,100 + 620
= 3,720
Answer = 3,720
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 2,900 decreases by 16%. What is its new value?
A. 464
B. 2,436
C. 2,900
D. 2,536
Correct Answer: B
Decrease = (16 ÷ 100) × 2,900 = 464
New value = 2,900 − 464
= 2,436
Answer = 2,436
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 2,700 increases by 12%. What is its new value?
A. 3,124
B. 3,024
C. 2,700
D. 324
Correct Answer: B
Increase = (12 ÷ 100) × 2,700 = 324
New value = 2,700 + 324
= 3,024
Answer = 3,024
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,100 to 1,596. What is the percentage decrease?
A. 29%
B. 24%
C. 31.58%
D. 19%
Correct Answer: B
Decrease = 2,100 − 1,596 = 504
Percentage decrease = (Decrease ÷ Original) × 100
= (504 ÷ 2,100) × 100
= 24%
Answer = 24%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,000 to 2,380. What is the percentage increase?
A. 19%
B. 24%
C. 14%
D. 15.97%
Correct Answer: A
Increase = 2,380 − 2,000 = 380
Percentage increase = (Increase ÷ Original) × 100
= (380 ÷ 2,000) × 100
= 19%
Answer = 19%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 1,900 to 1,634. What is the percentage decrease?
A. 19%
B. 9%
C. 14%
D. 16.28%
Correct Answer: C
Decrease = 1,900 − 1,634 = 266
Percentage decrease = (Decrease ÷ Original) × 100
= (266 ÷ 1,900) × 100
= 14%
Answer = 14%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 1,800 to 1,962. What is the percentage increase?
A. 9%
B. 8.26%
C. 4%
D. 14%
Correct Answer: A
Increase = 1,962 − 1,800 = 162
Percentage increase = (Increase ÷ Original) × 100
= (162 ÷ 1,800) × 100
= 9%
Answer = 9%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 13 : 20, A is what percent of B?
A. 153.85%
B. 65%
C. 60.61%
D. 39.39%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (13 ÷ 20) × 100
= 65%
Answer = 65%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 11 : 20, A is what percent of B?
A. 35.48%
B. 181.82%
C. 55%
D. 64.52%
Correct Answer: C
A as a percentage of B = (A ÷ B) × 100
= (11 ÷ 20) × 100
= 55%
Answer = 55%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 9 : 11, A is what percent of B?
A. 122.22%
B. 81.82%
C. 45%
D. 55%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (9 ÷ 11) × 100
= 81.82%
Answer = 81.82%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 8 : 9, A is what percent of B?
A. 112.5%
B. 47.06%
C. 52.94%
D. 88.89%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (8 ÷ 9) × 100
= 88.89%
Answer = 88.89%
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 50% as a fraction in simplest form.
A. 2/1
B. 50/100
C. 1/3
D. 1/2
Correct Answer: D
50% = 50/100
HCF(50, 100) = 50
After simplification = 1/2
Answer = 1/2
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 48% as a fraction in simplest form.
A. 12/25
B. 25/12
C. 48/100
D. 12/26
Correct Answer: A
48% = 48/100
HCF(48, 100) = 4
After simplification = 12/25
Answer = 12/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 45% as a fraction in simplest form.
A. 20/9
B. 9/20
C. 9/21
D. 45/100
Correct Answer: B
45% = 45/100
HCF(45, 100) = 5
After simplification = 9/20
Answer = 9/20
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 42% as a fraction in simplest form.
A. 21/51
B. 50/21
C. 42/100
D. 21/50
Correct Answer: D
42% = 42/100
HCF(42, 100) = 2
After simplification = 21/50
Answer = 21/50