CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 30%, it becomes 3,675. Find the original value.
A. 5,000
B. 3,675
C. 5,250
D. 5,500
Correct Answer: C
Final value = 70% of original.
Original = 3,675 × 100 ÷ 70
= 5,250
Answer = 5,250
CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 25%, it becomes 3,750. Find the original value.
A. 5,000
B. 4,750
C. 3,750
D. 5,250
Correct Answer: A
Final value = 75% of original.
Original = 3,750 × 100 ÷ 75
= 5,000
Answer = 5,000
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 20%, it becomes 5,700. Find the original value.
A. 5,700
B. 4,500
C. 4,750
D. 5,000
Correct Answer: C
Final value = 120% of original.
Original = 5,700 × 100 ÷ 120
= 4,750
Answer = 4,750
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 15%, it becomes 5,175. Find the original value.
A. 4,750
B. 4,500
C. 4,250
D. 5,175
Correct Answer: B
Final value = 115% of original.
Original = 5,175 × 100 ÷ 115
= 4,500
Answer = 4,500
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,600 decreases by 25%. What is its new value?
A. 3,600
B. 900
C. 2,700
D. 2,800
Correct Answer: C
Decrease = (25 ÷ 100) × 3,600 = 900
New value = 3,600 − 900
= 2,700
Answer = 2,700
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,400 increases by 21%. What is its new value?
A. 3,400
B. 4,114
C. 714
D. 4,214
Correct Answer: B
Increase = (21 ÷ 100) × 3,400 = 714
New value = 3,400 + 714
= 4,114
Answer = 4,114
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,200 decreases by 17%. What is its new value?
A. 2,656
B. 2,756
C. 3,200
D. 544
Correct Answer: A
Decrease = (17 ÷ 100) × 3,200 = 544
New value = 3,200 − 544
= 2,656
Answer = 2,656
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,000 increases by 13%. What is its new value?
A. 3,000
B. 390
C. 3,490
D. 3,390
Correct Answer: D
Increase = (13 ÷ 100) × 3,000 = 390
New value = 3,000 + 390
= 3,390
Answer = 3,390
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,300 to 1,725. What is the percentage decrease?
A. 20%
B. 25%
C. 33.33%
D. 30%
Correct Answer: B
Decrease = 2,300 − 1,725 = 575
Percentage decrease = (Decrease ÷ Original) × 100
= (575 ÷ 2,300) × 100
= 25%
Answer = 25%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,200 to 2,640. What is the percentage increase?
A. 16.67%
B. 15%
C. 20%
D. 25%
Correct Answer: C
Increase = 2,640 − 2,200 = 440
Percentage increase = (Increase ÷ Original) × 100
= (440 ÷ 2,200) × 100
= 20%
Answer = 20%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,100 to 1,785. What is the percentage decrease?
A. 20%
B. 17.65%
C. 10%
D. 15%
Correct Answer: D
Decrease = 2,100 − 1,785 = 315
Percentage decrease = (Decrease ÷ Original) × 100
= (315 ÷ 2,100) × 100
= 15%
Answer = 15%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,000 to 2,200. What is the percentage increase?
A. 9.09%
B. 15%
C. 5%
D. 10%
Correct Answer: D
Increase = 2,200 − 2,000 = 200
Percentage increase = (Increase ÷ Original) × 100
= (200 ÷ 2,000) × 100
= 10%
Answer = 10%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 11 : 25, A is what percent of B?
A. 44%
B. 227.27%
C. 69.44%
D. 30.56%
Correct Answer: A
A as a percentage of B = (A ÷ B) × 100
= (11 ÷ 25) × 100
= 44%
Answer = 44%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 9 : 20, A is what percent of B?
A. 31.03%
B. 222.22%
C. 68.97%
D. 45%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (9 ÷ 20) × 100
= 45%
Answer = 45%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 7 : 20, A is what percent of B?
A. 285.71%
B. 74.07%
C. 35%
D. 25.93%
Correct Answer: C
A as a percentage of B = (A ÷ B) × 100
= (7 ÷ 20) × 100
= 35%
Answer = 35%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 3 : 10, A is what percent of B?
A. 333.33%
B. 30%
C. 76.92%
D. 23.08%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (3 ÷ 10) × 100
= 30%
Answer = 30%
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 60% as a fraction in simplest form.
A. 5/3
B. 3/6
C. 3/5
D. 60/100
Correct Answer: C
60% = 60/100
HCF(60, 100) = 20
After simplification = 3/5
Answer = 3/5
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 56% as a fraction in simplest form.
A. 56/100
B. 14/25
C. 14/26
D. 25/14
Correct Answer: B
56% = 56/100
HCF(56, 100) = 4
After simplification = 14/25
Answer = 14/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 55% as a fraction in simplest form.
A. 11/21
B. 55/100
C. 11/20
D. 20/11
Correct Answer: C
55% = 55/100
HCF(55, 100) = 5
After simplification = 11/20
Answer = 11/20
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 52% as a fraction in simplest form.
A. 52/100
B. 13/25
C. 25/13
D. 13/26
Correct Answer: B
52% = 52/100
HCF(52, 100) = 4
After simplification = 13/25
Answer = 13/25