Percentage
6.
The total number of employees in a bank is 5350 out of which 28% are female What is the respective ratio between the numbers of female employees to the number of male employee?
A.
7 : 18 B.
5 : 18 C.
7 : 16 D.
7 : 17

Answer: Option A

Explanation: number of female = 28 / 100 x 5350 = 1498
Required ratio (female: male)
= 1498 / (5350 – 1498) = 1498 / 3852 = 7 / 18
=7:18

7.
The price of a creation article is Rs. 15,000 but due to slump in the market,
Its price decreases by 8% find the new price of the article ?
A.
Rs. 14,000 B.
Rs. 13,800 C.
Rs. 16,500 D.
Rs. 12,600

Answer: Option D

Explanation: new price = 92% of 15,000
= 92 / 100 x 15,000 = 13,800

8.
If income of vandana is 25% more than that of aarti, then income of aarti is how much percent less than that of vandana?
Answer: Option C

Explanation: given that a = 25%
According to the formula,
Required percentage = (a / 100 + a x 100) %
= (25 / 125 x 100) % = 20%

9.
A number when 35 is subtracted from it, reduces to its 80%. What is 4/5th of that number?
Answer: Option C

Explanation: let the number be x
Then
x – 35 = 80 / 100=x
= x – 4 /5x = 35
= x/ 5 = 35
X = 175 = 175 x 4 /5

10.
If length and breadth of a rectangle became half and double, respectively what Be the resultant area?
Answer: Option A

Explanation: according to the question
Changing in length of rectangle
= - 50% = a
Change in breadth of rectangle = 100% = b
Net effect = (a + b + ab / 100) %
= (-50 + 100 + (-50) (100)/100) % = 0%

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