MODEL EXAM PAPER
SA-I
(2015-2016)
Class:
VIII Time:
3hrs
Answer
all The following Questions:
Question
1 to 4 carries one mark each (Section A)
Question
5 to 11 carries two mark each (Section B)
Question
12 to 21 carries three mark each (Section c)
Question
22 to 29 carries four mark each (Section D)
Math
Practical(Funtoot 10 marks)
Section
A
1. Evaluate √49 × 3
2. Simplify the expression: 4x3-2x+5x2+7x-x3.
3. Simplify
4. The meteorologist says that there is no chance of rain today,
what is the probability of raining?
Section B
5. The mass of earth is found to be 5 973 600 000 000 000
000 000 000 kg. What will be its representation in scientific notation?
6.
Solve for x:
7. Find the value of x
so that 
= 
=
8. Divide (x3 + 2x² + 3x)
÷ 2x
9. Use a suitable identity to get the
product of (1.1m – 0.4) (1.1m + 0.4)
10.
Find 4 rational
numbers between 
11.
The maths quiz results of a
class are shown below:How many students scored greater than or equal to 5?
Section C
12.
Factorize p² – 10 p + 25
13. Verify that 
for 
for
14.
Divide
by 
by
15.
Find
the area of the rectangle whose length is 
and breadth is (
and breadth is (
16.
Solve
17.
If a spinning wheel with 3 green sectors, 1
blue sector and 1 red sector.
a.
What
is the probability of getting a green sector?
b.
What
is the probability of getting a non-blue sector?
c.
What
is the probability of getting a non-green sector?
18.
Draw
a histogram to represent the following data?
|
Class Interval
|
10-20
|
20-30
|
30-40
|
40-50
|
50-60
|
|
Frequency
|
3
|
5
|
10
|
8
|
2
|
19.
If
a+b=7 and ab=4 the find the value of 
.
.
20.
Evaluate
a.
b.
b.
21.
Perimeter
of a rectangle is 
If the length is
,find its breadth.
If the length is ,find its breadth.
Section
D
22.Factorize the
expression and divide it as directed:
.
22.
If
find the value of 
find the value of
24.
A group of 360 people were asked to vote for their favourite season from the
three seasons rainy, winter and summer.
|
Season
|
No. of votes
|
|
Summer
|
120
|
|
Rainy
|
90
|
|
Winter
|
150
|
Draw a pie chart to represent this data, also
answer the following.
a.Find the central angle of each sector.
b.
Which
season got least number of votes?
25.
A, B, C, D and E went to a restaurant
for dinner. A paid 
of
the bill, B paid
of
the bill and the rest of the bill was shared equally by C, D and E. Find what
part of the bill is paid by each.
of
the bill, B paid of
the bill and the rest of the bill was shared equally by C, D and E. Find what
part of the bill is paid by each.
26.
Find the following:
a.
(using division method)
(using division method)
b.
(using estimation method)
(using estimation method)
27.
Factorize the following using identities
a.
b.
28.
The
students of class VIII of a school donated ₹ 2304 in all, for Prime Minister’s
National Relief Fund. Each student donated as many rupees as the number of
students in the class. Find the number of students in the class. What values
are being promoted?
29.
Simplify:
a.
(Using Algebraic identities)
(Using Algebraic identities)
b.
(Using exponential laws)
(Using exponential laws)