Question : When 20 percent of a number is added to 160, then the result is that number only. What is the value of the number?

Option 1: 160

Option 2: 150

Option 3: 200

Option 4: 240

Question : If $\mathrm{X: Y=3: 2}$, then what is the value of $\mathrm{(X-Y):(X+Y) }$?

Option 1: 4 : 5

Option 2: 1 : 5

Option 3: 8 : 9

Option 4: 3 : 7

Question : If $(3x+y):(3 x-y)=4: 3$, then what is the value of $x: y$?

Option 1: 5 : 3

Option 2: 7 : 3

Option 3: 5 : 2

Option 4: 7 : 4

Question : If $3: x:: 12: 20$, then what is the value of $x$?

Option 1: 10

Option 2: 6

Option 3: 8

Option 4: 5

Question : If the cost price is 40% of the selling price, then what is the profit percent?

Option 1: 50%

Option 2: 200%

Option 3: 100%

Option 4: 150%