Class 10MathematicsPair of Linear Equations in Two VariablesMix Examples - Pair of Linear Equations in Two Variables
MediumFour years ago,the sum of the ages of four persons was $40$ years. After two years,the sum of the ages of the same four persons will be ............ years.
- A$64$
- B$48$
- C$42$
- D$10$
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Similar Questions
Solve the following pairs of equations by the method of elimination:
$x + 3y - 6 = 0$
$2x - y = 5$
$x + 3y - 6 = 0$
$2x - y = 5$
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View SolutionThe sum of the digits of a two-digit number is $9$. If $27$ is added to it,the digits of the number get reversed. The number is
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View SolutionThe graph of a pair of lines $3x - 2y = 2$ and $6x - 4y = 4$ is.........
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View SolutionThe sum of the digits of a two-digit number is $6$. If the digit at the unit's place is twice the digit at the ten's place,then that number is..........
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