CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 31%, it becomes 3967.5. Find the original value.
A. 6,000
B. 5,500
C. 5,750
D. 3967.5
Correct Answer: C
Final value = 69% of original.
Original = 3967.5 × 100 ÷ 69
= 5,750
Answer = 5,750
CSS - PMS - CCE - PCS - Mathematics
Percentage
After decreasing an original value by 26%, it becomes 4,070. Find the original value.
A. 5,750
B. 5,500
C. 4,070
D. 5,250
Correct Answer: B
Final value = 74% of original.
Original = 4,070 × 100 ÷ 74
= 5,500
Answer = 5,500
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 21%, it becomes 6352.5. Find the original value.
A. 5,000
B. 6352.5
C. 5,250
D. 5,500
Correct Answer: C
Final value = 121% of original.
Original = 6352.5 × 100 ÷ 121
= 5,250
Answer = 5,250
CSS - PMS - CCE - PCS - Mathematics
Percentage
After increasing an original value by 16%, it becomes 5,800. Find the original value.
A. 5,800
B. 5,250
C. 5,000
D. 4,750
Correct Answer: C
Final value = 116% of original.
Original = 5,800 × 100 ÷ 116
= 5,000
Answer = 5,000
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,900 decreases by 26%. What is its new value?
A. 2,986
B. 2,886
C. 1,014
D. 3,900
Correct Answer: B
Decrease = (26 ÷ 100) × 3,900 = 1,014
New value = 3,900 − 1,014
= 2,886
Answer = 2,886
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,700 increases by 22%. What is its new value?
A. 814
B. 3,700
C. 4,514
D. 4,614
Correct Answer: C
Increase = (22 ÷ 100) × 3,700 = 814
New value = 3,700 + 814
= 4,514
Answer = 4,514
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,500 decreases by 18%. What is its new value?
A. 630
B. 3,500
C. 2,970
D. 2,870
Correct Answer: D
Decrease = (18 ÷ 100) × 3,500 = 630
New value = 3,500 − 630
= 2,870
Answer = 2,870
CSS - PMS - CCE - PCS - Mathematics
Percentage
A quantity of 3,300 increases by 14%. What is its new value?
A. 3,762
B. 3,862
C. 462
D. 3,300
Correct Answer: A
Increase = (14 ÷ 100) × 3,300 = 462
New value = 3,300 + 462
= 3,762
Answer = 3,762
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,500 to 1,850. What is the percentage decrease?
A. 26%
B. 21%
C. 35.14%
D. 31%
Correct Answer: A
Decrease = 2,500 − 1,850 = 650
Percentage decrease = (Decrease ÷ Original) × 100
= (650 ÷ 2,500) × 100
= 26%
Answer = 26%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,400 to 2,904. What is the percentage increase?
A. 26%
B. 21%
C. 16%
D. 17.36%
Correct Answer: B
Increase = 2,904 − 2,400 = 504
Percentage increase = (Increase ÷ Original) × 100
= (504 ÷ 2,400) × 100
= 21%
Answer = 21%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value falls from 2,300 to 1,932. What is the percentage decrease?
A. 11%
B. 19.05%
C. 16%
D. 21%
Correct Answer: C
Decrease = 2,300 − 1,932 = 368
Percentage decrease = (Decrease ÷ Original) × 100
= (368 ÷ 2,300) × 100
= 16%
Answer = 16%
CSS - PMS - CCE - PCS - Mathematics
Percentage
A value rises from 2,200 to 2,442. What is the percentage increase?
A. 11%
B. 16%
C. 6%
D. 9.91%
Correct Answer: A
Increase = 2,442 − 2,200 = 242
Percentage increase = (Increase ÷ Original) × 100
= (242 ÷ 2,200) × 100
= 11%
Answer = 11%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 17 : 25, A is what percent of B?
A. 40.48%
B. 68%
C. 59.52%
D. 147.06%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (17 ÷ 25) × 100
= 68%
Answer = 68%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 16 : 25, A is what percent of B?
A. 60.98%
B. 39.02%
C. 156.25%
D. 64%
Correct Answer: D
A as a percentage of B = (A ÷ B) × 100
= (16 ÷ 25) × 100
= 64%
Answer = 64%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 14 : 25, A is what percent of B?
A. 178.57%
B. 56%
C. 64.1%
D. 35.9%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (14 ÷ 25) × 100
= 56%
Answer = 56%
CSS - PMS - CCE - PCS - Mathematics
Percentage
If A : B = 13 : 25, A is what percent of B?
A. 34.21%
B. 52%
C. 192.31%
D. 65.79%
Correct Answer: B
A as a percentage of B = (A ÷ B) × 100
= (13 ÷ 25) × 100
= 52%
Answer = 52%
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 66% as a fraction in simplest form.
A. 50/33
B. 33/51
C. 33/50
D. 66/100
Correct Answer: C
66% = 66/100
HCF(66, 100) = 2
After simplification = 33/50
Answer = 33/50
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 65% as a fraction in simplest form.
A. 65/100
B. 13/20
C. 20/13
D. 13/21
Correct Answer: B
65% = 65/100
HCF(65, 100) = 5
After simplification = 13/20
Answer = 13/20
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 64% as a fraction in simplest form.
A. 16/25
B. 64/100
C. 16/26
D. 25/16
Correct Answer: A
64% = 64/100
HCF(64, 100) = 4
After simplification = 16/25
Answer = 16/25
CSS - PMS - CCE - PCS - Mathematics
Percentage
Express 62% as a fraction in simplest form.
A. 31/51
B. 50/31
C. 62/100
D. 31/50
Correct Answer: D
62% = 62/100
HCF(62, 100) = 2
After simplification = 31/50
Answer = 31/50