Naresh has X no of10p coins,twice X of 25p coins and 5 more than 25p is 50p coins.if total money Naresh have os rs.122.5.Find the number of 50p coins?
(a) 150 (b) 140 (c) 155 (d) 120 (5) 100

• let x be no.of 10p coins,0.1x+(2x*.25)+(2x+5)*0.5=122.5
  on solving we get ,x=75
  No.of 50p coins=(2*75)+5=155
• 10 years agoHelpfull: Yes(1) No(0)
• ans- 155
  
  10x + 25*(2x) + 50*(2x+5)
  x=75
  hence 2x+5 = 155
• 10 years agoHelpfull: Yes(1) No(0)
• x=75 answer 155
• 10 years agoHelpfull: Yes(0) No(0)