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Recent questions tagged simultaneous linear equation
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vote
1
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If vector AB = k vector AC, where k is a scalar, then : (a) A, B, C are coincident
asked
Mar 25, 2019
in
Class 10
by
kratos
pair of linear equations in two variables
class-10
class-8
simultaneous linear equation
+2
votes
1
answer
A fraction becomes 2/3 when 1 is added to both, its numerator and denominator.
asked
Mar 7, 2019
in
Class 10
by
kratos
pair of linear equations in two variables
class-8
class-9
class-10
simultaneous linear equation
linear equations in two variables
+3
votes
1
answer
The simultaneous equations, y = x + 2|x| & y = 4 + x - |x| have the solution set given by:
asked
Mar 5, 2019
in
Class 10
by
kratos
class-8
differential equations
kvpy
class-10
simultaneous linear equation
linear equations in two variables
simultaneous equations using elimination method
+2
votes
1
answer
Complete the following chemical equations
asked
Mar 1, 2019
in
JEE
by
kratos
class-8
jee main 2021
jee main 2020
jee
class-10
simultaneous linear equation
jee main
+1
vote
1
answer
The value of k for which the system of equations x + y – 4 = 0 and 2x + ** = 3, has no solution, is (a) –2 (b) 1 (c) 3 (d) 2
asked
Feb 21, 2019
in
Class 10
by
kratos
pair of linear equations in two variables
class-10
class-8
simultaneous linear equation
+3
votes
1
answer
By selling a shirt for Rs 285 a shopkeeper loses 5%. At what price should he sell the shirt so as to gain 15%?
asked
Feb 10, 2019
in
Mathematics
by
kratos
class-8
life mathematics
commercial arithmetic
simultaneous linear equation
comparing quantities
#maths #profitloss
+1
vote
1
answer
For what value of k, the following system of equations will represent the coincident lines? x+2y+7 =0 ; 2x+**+14=0
asked
Jan 29, 2019
in
Class 10
by
kratos
cbse
pair of linear equations in two variables
class-8
simultaneous linear equation
class-10
+1
vote
1
answer
In ∆MNP, ∠MNP = 90˚, seg NQ ⊥ seg MP, MQ = 9, QP = 4, find NQ.
asked
Jan 3, 2019
in
Class 10
by
kratos
pythagoras theorem
similarity
quadrilateral
class-8
class-10
simultaneous linear equation
+1
vote
1
answer
The cost of 5 tables and 6 chairs is Rs.2,884. What is the cost of 15 tables and 18 chairs?
asked
Dec 16, 2018
in
Class 10
by
kratos
number-system
pair of linear equations in two variables
class-8
class-9
class-10
simultaneous linear equation
linear equations in two variables
+2
votes
1
answer
Construct a word problem on simultaneous linear equations in two variables so that the value of one of the variables will be 10
asked
Nov 1, 2018
in
Class 10
by
kratos
class-8
class-9
class-10
simultaneous linear equation
linear equations in two variables
+2
votes
1
answer
Arjun and Sajal are friends . each has some money. If Arun gives Rs. 30 to Sajal, the Sajal will have twice the money left with Arjun.
asked
Oct 30, 2018
in
Class 10
by
kratos
class-10
class-8
simultaneous linear equation
pair of linear equations in two variables
simplification
+3
votes
1
answer
For what value of k will the point (3, −k) lie on the line 9x + 4y = 3?
asked
Sep 12, 2018
in
JEE
by
kratos
straight line
pair of linear equations in two variables
class-8
class-11
jee
class-9
simultaneous linear equation
jee mains
conic section
area bounded by the curves
coordinate geometry
+3
votes
1
answer
If the axes are rectangular, the distance from the point (3, 4, 5) to the point, where the line
asked
Aug 9, 2018
in
JEE
by
kratos
the plane
hyperbola
straight lines
class-8
jee
class-9
class-12
simultaneous linear equation
jee mains
coordinate geometry
ellipse
+3
votes
1
answer
Number of solutions of the simultaneous equations |x| + |y| = 3 and sin(πx^2/2) = 1 is (A) 4 (B) 6
asked
Aug 4, 2018
in
Class 9
by
kratos
class-8
class-9
simultaneous linear equation
linear equations in two variables
simultaneous equations using elimination method
+3
votes
1
answer
The common difference of the AP 1/3, 1-3b/3, 1-6b/3, ..... is (a) 1/3 (b) -1/3 (c) b (d) –b
asked
Jul 15, 2018
in
Class 10
by
kratos
factorisation
algebraic expressions
class-8
arithmetic progression
10
class-10
simultaneous linear equation
+2
votes
1
answer
For which value of k, a pair of equations x + y – 4 = 0 , 2x + ** – 3 = 0 has no solution ?
asked
Jul 7, 2018
in
Class 10
by
kratos
pair of linear equations in two variables
class-10
class-8
simultaneous linear equation
+2
votes
1
answer
The cost of 3 chairs and 10 tables is Rs.9856. What is the cost of 6 chairs and 20 tables?
asked
May 21, 2018
in
Class 10
by
kratos
number-system
pair of linear equations in two variables
class-8
class-9
class-10
simultaneous linear equation
linear equations in two variables
+3
votes
1
answer
On selling a tea-set at 5% loss and lemon-set at 15% gain, a crockery seller gains Rs 7.
asked
May 18, 2018
in
Class 10
by
kratos
algebra
pair of linear equations in two variables
class-8
class-9
simultaneous linear equation
class-10
profit and loss
+1
vote
1
answer
The cost of 5 chairs and 8 tables is Rs.6,574. What is the cost of 10 chairs and 16 tables?
asked
May 17, 2018
in
Class 10
by
kratos
number-system
pair of linear equations in two variables
class-8
class-9
class-10
simultaneous linear equation
linear equations in two variables
+1
vote
1
answer
Seg NQ is the bisector of ∠N of ∆MNP. If MN= 5, PN =7, MQ = 2.5 then find QP.
asked
Apr 2, 2018
in
Class 10
by
kratos
pythagoras theorem
similarity
class-8
class-9
class-10
simultaneous linear equation
triangles
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