Daily Test Mathematics
STRAIGHT LINE EQUATION Grade/ Smt : VIII/ 1
Choose the correct answer at one of the letters of a , b , c , or d
1. Which of the following is true statement for the gradient a. if straight line is parallel to y-axis, the line has no gradient
b. A gradient of straight line is the ratio of the horizontal distance to the vertical distance c. A straight line has gradient with negative value if incline downwards to the left
d. Two parallel line has no gradient
2. The gradient of line given by
3
x
+
2
y
=
6
is … . a. -32b. -23
c.23 d.32
3. The gradient of line given by
4
x
−
y
+
8
=
0
is … .a. -4
b. -14
c. 14
d. 4 4. Gradient of line 1
9y− 1
3x+2=0 is … . a. -1
3 b. -3
c. 3
d
. 6
5. The gradient of line which passing through
(
−
3,4
)
and
(
-8,-6
)
is … .a. 10
b. 2
c
. -2
d
. -10
6. Line k passing through points (-2,1) and (3,5). Line l perpendicular to line k. The gradient of line l is ...
a. -5 4 b. -4
5
c. 4 5 d. 4
7. Gradient of line at the following picture is ... .
a. 52 b. 25 c. −25 d. −52
8. The straight line equation which passing through (0,3) with gradient -2 is ... .
a
. y
=
-2x-3
b
. y
=
2x
+
3
c
. 2x-y
=
3
d
. y
+
2x
=
3
9. The straight line equation which passing through (7,-4) and (9,6) is ... .
a
.
y
=
5
x
+
39
b
. 5
x-y
=
39
c
.
y
=
5
x-
39
d
.5
x
+
y
=
39
Name :10. The straight line equation which passing through O and point A(-3,4) is ... . a. y=−34 x+4
b. y=−43 x
c. y=−43 x+4 d. y=−34 x
11. Line which passing through P(4,11) with Gradient 2 is ... .
a
.
y
=
2
x
+
3
b
.
y
=
2x
+
4
c
.
y
=
2
x
+
11
d
.
y
=
2
x
+
15
12. Look at the picture ! The equation of line l is ... .
13. A line passes through points P(-2,5), Q(2,-3) and R(a,9), than the value of a is ... .
a. -4 c. 1
b. -1 d. 4
14. Graph of Straight Line Equation
2
y
+
x
=
4
is ... .15. The straight line equation which passing through (1,-2) and parallel with line y = 2x+1 is ... .
a
.
y
=
2
x
−
3
b
.
y
=
2x
+
3
c
.
y
=
2
x
+
4
d
.
y
=
2
x
−
4
16. The straight line equation which parallel with line x + y - 2 = 0 and passing through (-5,0) is ... .
a
.
x
+
y
−
7
=
0
b
.
x
+
y-5
=
0
c
.
y
+
x
+
5
=
0
d
.
y
+
x
+
7
=
0
17. Line g perpendicular with line by given 2y - 3x = 6. Than the gradient of line g is ... . a. -32
b. -23
c.23 d.32
18. The straight line equation which perpendicular with line
4
y
−
2
x
=
8
is ... .a
. 2
y
−
x
=
8
b
.
y
−
2
x
=
8
c
. 2
x
+
y
=
6
d
.2
y
+
x
=
6
a
.3
y
−
4
x
=
12
b
.3
y
−
4
x
=−
12
c
. 3
x
−
4
y
=
12
y
g
x A (4,2)
O 6
19. The straight line equation which passing through (6,-1) and perpendicular with line
y
=
3
x
+
2
is ... .a
.
y
=−
3
x
+
1
b
.
y
=−
3
x
−
1
c. y=−13 x+1 d. y=−13 x−1
20. The straight line equation which parallel with line
y
=−
3
x
and passing through the interception point of linesy
=
2
x
+
7 and
y
=
x
+
2
is ... .a
.
y
=−
3
x
−
1
b
.
y
=−
3
x
+
6
c
.
y
=−
3
x
+
9
d
.
y
=−
3
x
−
18
21. Gradient of line which passing through (4b,5) and (2b,8) is -3. Than the Value b = ... .
a. -12
b. -16
c.12
d.23
22. Line g is passing through (5,2) and (-1,-1). Line h is parallel to the line g and passing through (-2,3). The equation of line h is ... .
a
.
x
−
2
y
+
8
=
0
b
.
x
+
2 y-8
=
0
c
.2
x
−
y
+
8
=
0
d
.2
x
+
y
−
8
=
0
23. The straight line equation which passing through (-5,-4) and perpendicular with line which passing through (-1,3) and (-4,6) is ... .
a
.
x
+
y
=
1
b
.
x
+
y
=−
1
c
.
x
−
y
=
1
d
.
x
−
y
=−
1
24. The line l passing through points (-4,2) and (2,5). The intersection of line l and y-axis is...
a. (0,4) c. (0,-4)
b. (0,-½) d. (0,-8)
25. The equation of line g on the left is
a
y
=−
2
x
+
6
b
.
y
=−
1
