Question : If the word PHOTOGRAPH is spelt with 'F' in place of 'PH', then what would be the percentage reduction in the number of letters?

Option 1: 20%

Option 2: 18%

Option 3: 10%

Option 4: 25%

Question : Each interior angle of a regular polygon is $18^{\circ}$ more than eight times an exterior angle. The number of sides of the polygon is:

Option 1: 10

Option 2: 15

Option 3: 20

Option 4: 25

Question : If A's salary is 30% more than B's salary, then by what percentage is B's salary less than that of A? (correct to one decimal place)

Option 1: 17.5%

Option 2: 23.1%

Option 3: 25%

Option 4: 19.7%

Question : If 40% of $\frac{4}{5}$ of $\frac{3}{4}$of a number is 48, then what is 1% of the same number?

Option 1: 20

Option 2: 2

Option 3: 10

Option 4: 1

Question : The salaries of A, B, and C are in ratio 2 : 3 : 4. If increments of 30%, 20%, and 10% are allowed, respectively, in their salaries, then what will be the new ratio of their salaries?

Option 1: 22 : 11 : 18

Option 2: 18 : 13 : 22

Option 3: 13 : 18 : 22

Option 4: 22 : 18 : 13

Question : Mita's income is 25% more than that of Sita. What percentage is Sita's income less than that of Mita?

Option 1: $25$%

Option 2: $24$%

Option 3: $22\frac{1}{2}$%

Option 4: $20$%