Two numbers are known as first number and second number. 20% of the first number is 9 more than 30% of second number. The difference of two numbers is x more than the half of second number. x will be

• 20% of a=9+30% of b
  a-b=x+0.5b
  x=45
• 10 years agoHelpfull: Yes(1) No(0)
• llet number be p and q.
  20*p/100-30*q/100=9
  2p-3q=90........(1)
  
  p-q=x+q/2
  2p-3q=2x.........(2)
  from 1 and 2 we get
  2x=90
  x=45.
  
• 10 years agoHelpfull: Yes(0) No(0)