EduSahara™ Assignment
Name : Sum of Consecutive Numbers
Chapter : Playing with Numbers
Grade : SSC Grade VIII
License : Non Commercial Use
Question
1
1.
Find the sum of all natural numbers between 1 and 100 which are multiples of 5?
(i)
950
(ii)
947
(iii)
949
(iv)
952
(v)
951
Question
2
2.
Find the sum of all natural numbers between 100 and 200 which are multiples of 9?
(i)
1682
(ii)
1681
(iii)
1686
(iv)
1683
(v)
1684
Question
3
3.
The sum of first n natural number is
(i)
(
n
)
(
n
+
1
)
2
(ii)
(
n
)
(
n
−
1
)
2
(iii)
(
n
−
1
)
(
n
+
1
)
2
(iv)
n
2
(
n
+
1
)
2
4
(v)
(
n
)
(
n
+
1
)
(
2
n
+
1
)
6
Question
4
4.
Find the sum of all natural numbers between 1 and 100 which are multiples of 8?
(i)
625
(ii)
626
(iii)
622
(iv)
623
(v)
624
Question
5
5.
Find the sum of all natural numbers between 100 and 200 which are multiples of 9?
(i)
1684
(ii)
1685
(iii)
1680
(iv)
1682
(v)
1683
Question
6
6.
Find the sum of all natural numbers between 1 and 100 which are multiples of 8?
(i)
622
(ii)
625
(iii)
623
(iv)
626
(v)
624
Question
7
7.
Find the sum of all natural numbers between 100 and 200 which are multiples of 4?
(i)
3599
(ii)
3601
(iii)
3602
(iv)
3600
(v)
3597
Assignment Key
1) (i)
2) (iv)
3) (i)
4) (v)
5) (v)
6) (v)
7) (iv)
