SCHOOL LEVEL FIRST TERM EXAMINATION – 2017
BT/KK/CHENKALADI CENTRAL COLLEGE
Grade: 07
Mathematics
Index No:
Time: 02.00 Hours
Marks
Part – I
Answer All Questions
1) If the cost of 10 coconuts is 400Rs. find the cost of 2 coconut
2) Write down the total symmetry lines of equilateral triangle
3)
{prime numbers below 20} write the set p with elements
4) Find the value
5) Find the digital root of 2046
6) 61
6 If the number divisible by 4 and 6 find the suitable number in empty box
7) Write the all factors of 64
8) Find the HCF of18, 36
9) Write down 120 as prime product
10) Find the value
~1~
11) Write 625 as index notation with base 5
12) If
find the value of
13) Write down the century of AD1756
14) Write 200 days as month and days
15) Find the value
16) Write 80 as index notation with base of prime factors
17) Simplify
18) Fill in the blanks
19) Ravi travels to Colombo 3 times of each months find the total visited to Colombo for one
year
20) A clock shows 9.00 am. Which type of angle your observed between the stem
(
~2~
Marks)
Part – II
Answer if any five questions
1) 1. Under line the bilateral symmetry figures
a
b
c
d
2. Draw the symmetry lines of giving figures
3. a) Draw the two bilateral symmetry rectilinear plane figures
b) And also drown the symmetry line
4. Draw and complete the bilaterally symmetry figure
2) 1. Represent the set of English vowels letters
a) Write down a common property of set A which the elements of the set can be
clearly identified
b) Write the all elements of the set within curly brackets
2.
{Letters of the word
}
a) Write the all elements of set S
b) By a Venn diagram
3. The set T has been represented by a Venn diagram here
16
25
1
T
4
9
a) Write the all elements of set T within curly brackets
b) Write the common property of set T
~3~
3) 1. Write the number 450
a) Product of prime factors
b) Index notation
2. Find the H.C.F of 24, 36 using as a product of its prime factor
3. Find the L.C.M of 20, 40, and 60 by the method of division
4. A teacher have 18 pencils, 24 pens, 30 exercise books to distribute students what is the
maximum number of such bags that can be prepared?
4) 1. The Independent day of Sri Lanka of 1948.02.04 write the decade of this year
2. a) Write 320 days as months and days
b) How many days in 4 years
3. Simplify
M
D
Y
M
D
5
20
7
6
17
2
16
2
5
13
Y
5
2
M
7
3
D
29
10
Y
10
5
M
3
5
D
12
15
5) 1. Simplify
a)
b)
2. Find the value of each of the following expressions by substituting
a)
b)
3. Add the directed numbers using the number line
a)
b)
6) 1. Draw the straight line segment
2. Draw the line QR if
3. Draw a straight line passing through R parallel to PQ, using a ruler and set square
4. Marks the S if
and complete the
5. Write the special name of this plane figure
~4~