NCERT Class 10 Chapter 6 Pair of Linear Equations in Two Variables Official CBSE Board Sample Problems Multiple Choice Question
Doorsteptutor material for CBSE is prepared by world's top subject experts: fully solved questions with step-by-step explanation- practice your way to success.
Question
5 pencils and 7 pens together cost Rs.50 where as 7 pencils and 5 pens together cost Rs.46. The cost of 1 pen is
1. Rs.5
2. Rs.6
3. Rs.3
4. Rs.4
Question
The value of ‘k’ so that the system of equations and have infinitely many solutions is
1. k=-10
2. k=10
3. k=-8
4. k=8
Question
The solution of and is
1. and
2. x=1 and
3. and
4. and
Question
A system of two linear equations in two variables is consistent, if their graphs
1. Do not intersect at any point
2. Coincide.
3. Cut the x -axis
4. Intersect only at a point or they coincide with each other
Question
The value of ‘k’ for which the system of equation and has a unique solution is
1. k=3
2. k not equal to 3
3. k=0
4. k not equal to 0
Question
The equation represents a straight line if
4. None of these
Question
A pair of linear equation in two variables which has a common point i.e., which has only one solution is called a
1. Consistent pair
2. Inconsistent pair
3. Dependent pair
4. None of these
Question
For which, value(s) of p, will the lines represented by the following pair of linear equations be parallel
1. All real values except 10
2. 10
Question
In a cricket match Kumble took three wickets less than twice the number of wickets taken by Srinath. The product of the number of wickets taken by these two is 20, and then the number of wickets taken by Kumble is
4
5
10
12
Question
If a pair of equations is consistent then the graphs of these equations are:
1. Parallel
2. Coincident
3. Intersecting
4. Either intersecting or coincident
Question
The lines and meet at:
Question
For what value of k, will the lines represented by the following pair of linear equation be parallel and
3. 1
4. None of the above