If two numbers are in the ratio 4:3. If 20 is added to both of the numbers then the ratio becomes 5:4 then find the smallest number? Select: A) 60 B) 30 C) 40 D) 20 E) 50
4:3   4x + 20 : 3x + 20 =5 : 4   4[4x + 20] =5[3x + 20]   16x + 80 = 15x + 100   16x -15x = 100 - 80= 
<gadget id="calculator">100 - 80</gadget>
<output>20</output>
20   Then smallest number is= 2   3x = 60   60
<result>A</result>
If two numbers are in the ratio 4:3. If 20 is added to both of the numbers then the ratio becomes 5:4 then find the smallest number?