If two numbers are in the ratio 2:3. If 10 is added to both of the numbers then the ratio becomes 3:4 then find the smallest number?
Answers:  A) 10  B) 20  C) 25  D) 30  E) 35
2:3   2x + 10 : 3x + 10 = 3 : 4   4[2x + 10] = 3[3x + 10]   8x + 40 = 9x + 30   9x - 8x = 40 - 30= 
<gadget id="calculator">40 - 30</gadget>
<output>10</output>
10   Then smallest number is= 2   2x = 20   20)
<result>B</result>
If two numbers are in the ratio 2:3. If 10 is added to both of the numbers then the ratio becomes 3:4 then find the smallest number?