CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 25%, it becomes 2062.5. Find the original value.
A. 2,500
B. 2,750
C. 3,000
D. 2062.5
Correct Answer: B
Final value = 75% of original.
Original = 2062.5 × 100 ÷ 75
= 2,750
Answer = 2,750
CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 20%, it becomes 2,000. Find the original value.
A. 2,750
B. 2,000
C. 2,250
D. 2,500
Correct Answer: D
Final value = 80% of original.
Original = 2,000 × 100 ÷ 80
= 2,500
Answer = 2,500
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 15%, it becomes 2587.5. Find the original value.
A. 2,000
B. 2,250
C. 2587.5
D. 2,500
Correct Answer: B
Final value = 115% of original.
Original = 2587.5 × 100 ÷ 115
= 2,250
Answer = 2,250
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 10%, it becomes 2,200. Find the original value.
A. 2,250
B. 1,750
C. 2,200
D. 2,000
Correct Answer: D
Final value = 110% of original.
Original = 2,200 × 100 ÷ 110
= 2,000
Answer = 2,000
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 2,100 decreases by 20%. What is its new value?
A. 420
B. 2,100
C. 1,680
D. 1,780
Correct Answer: C
Decrease = (20 ÷ 100) × 2,100 = 420
New value = 2,100 − 420
= 1,680
Answer = 1,680
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 1,900 increases by 16%. What is its new value?
A. 304
B. 2,304
C. 1,900
D. 2,204
Correct Answer: D
Increase = (16 ÷ 100) × 1,900 = 304
New value = 1,900 + 304
= 2,204
Answer = 2,204
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 1,700 decreases by 12%. What is its new value?
A. 1,496
B. 204
C. 1,700
D. 1,596
Correct Answer: A
Decrease = (12 ÷ 100) × 1,700 = 204
New value = 1,700 − 204
= 1,496
Answer = 1,496
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 1,500 increases by 8%. What is its new value?
A. 1,620
B. 120
C. 1,720
D. 1,500
Correct Answer: A
Increase = (8 ÷ 100) × 1,500 = 120
New value = 1,500 + 120
= 1,620
Answer = 1,620
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 1,300 to 1,040. What is the percentage decrease?
A. 20%
B. 15%
C. 25%
D. None of these 1
Correct Answer: A
Decrease = 1,300 − 1,040 = 260
Percentage decrease = (Decrease ÷ Original) × 100
= (260 ÷ 1,300) × 100
= 20%
Answer = 20%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 1,200 to 1,380. What is the percentage increase?
A. 13.04%
B. 15%
C. 10%
D. 20%
Correct Answer: B
Increase = 1,380 − 1,200 = 180
Percentage increase = (Increase ÷ Original) × 100
= (180 ÷ 1,200) × 100
= 15%
Answer = 15%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 1,100 to 990. What is the percentage decrease?
A. 10%
B. 15%
C. 11.11%
D. 5%
Correct Answer: A
Decrease = 1,100 − 990 = 110
Percentage decrease = (Decrease ÷ Original) × 100
= (110 ÷ 1,100) × 100
= 10%
Answer = 10%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 1,000 to 1,050. What is the percentage increase?
A. 1%
B. 10%
C. 5%
D. 4.76%
Correct Answer: C
Increase = 1,050 − 1,000 = 50
Percentage increase = (Increase ÷ Original) × 100
= (50 ÷ 1,000) × 100
= 5%
Answer = 5%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 4 : 5, A is what percent of B?
A. 125%
B. 55.56%
C. 80%
D. 44.44%
Correct Answer: C
A as a percentage of B = (A ÷ B) × 100
= (4 ÷ 5) × 100
= 80%
Answer = 80%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 3 : 4, A is what percent of B?
A. 133.33%
B. 57.14%
C. 42.86%
D. 75%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (3 ÷ 4) × 100
= 75%
Answer = 75%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 2 : 3, A is what percent of B?
A. 66.67%
B. 60%
C. 150%
D. 40%
Correct Answer: A
A as a percentage of B = (A ÷ B) × 100
= (2 ÷ 3) × 100
= 66.67%
Answer = 66.67%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 1 : 2, A is what percent of B?
A. 66.67%
B. 33.33%
C. 50%
D. 200%
Correct Answer: C
A as a percentage of B = (A ÷ B) × 100
= (1 ÷ 2) × 100
= 50%
Answer = 50%
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 12% as a fraction in simplest form.
A. 25/3
B. 3/26
C. 12/100
D. 3/25
Correct Answer: D
12% = 12/100
HCF(12, 100) = 4
After simplification = 3/25
Answer = 3/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 10% as a fraction in simplest form.
A. 10/1
B. 1/10
C. 10/100
D. 1/11
Correct Answer: B
10% = 10/100
HCF(10, 100) = 10
After simplification = 1/10
Answer = 1/10
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 8% as a fraction in simplest form.
A. 2/26
B. 2/25
C. 25/2
D. 8/100
Correct Answer: B
8% = 8/100
HCF(8, 100) = 4
After simplification = 2/25
Answer = 2/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 5% as a fraction in simplest form.
A. 1/20
B. 1/21
C. 5/100
D. 20/1
Correct Answer: A
5% = 5/100
HCF(5, 100) = 5
After simplification = 1/20
Answer = 1/20