A bag contains a number of 10paise,20 paise and 25 paise coins inratio 7:3:4. If value of money comes to Rs.90 then the number of 25paise coins in the bag is?
1
Expert's answer
2012-08-10T09:31:11-0400
Let the number of 25paise coins in the bag is 4*X. Then the value of money: V = 7*X * 0.1 + 3*X * 0.2 + 4*X * 0.25 V = 0.7*X + 0.6*X + X V = 2.3*X = 90 4*X = approx. 157 coins
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!
Comments
Leave a comment