Adv

Discy Latest Questions

Rajan@2021
  • 0
  • 0

This question is from linear equations in two variables in which we have given that if 90% acid solution (90% pure acid and 10% water) and 97% acid solution are mixed to obtain 21 litres of 95% acid solution. Then we have to find how many litres of each solution ...

Rajan@2021
  • 0
  • 0

This question is taken from linear equations in two variables in which following points are given. (i)How much jeweller has bars of gold You have to find How much each must be melted together to obtain a given bar gold of ...

Rajan@2021
  • 0
  • 0

An important and exam oriented question from linear equations in two variables in which we have given that a chemist has one solution containing 50% acid and a second one containing 25% acid. We have been asked to find how much of ...

Rajan@2021
  • 0
  • 0

An important and conceptual question from linear equations in two variables in which we have been asked to find the present age of a woman and her daughter if the present age of a woman is 3 years more than ...

Rajan@2021
  • 0
  • 0

An important and exam oriented question from linear equations in two variables in which we have to find the age of father and son if twice the son’s age in years is added to the father’s age; the sum is 70 years. ...

Rajan@2021
  • 0
  • 0

This is the basic and exam oriented question from linear equations in two variables in which we have to find the age of father and son if 2 years ago, a father was five times as old as his son. ...