EduSahara™ Worksheet

Question 1

1.

Find the sum of all natural numbers between 100 and 200 which are multiples of 4?

(i)

3601
(ii)

3603
(iii)

3597
(iv)

3600
(v)

3599

Question 2

2.

Find the total number of factors of
440

(i)

18
(ii)

16
(iii)

17
(iv)

14
(v)

15

Question 3

3.

600000 + 20000 + 7000 + 800 + 80 + 4
=

(i)

627984
(ii)

627894
(iii)

627884
(iv)

627784
(v)

626884

Question 4

4.

The multiples of 6 =

(i)

{6,12,18,24,30,36,5}
(ii)

{6,12,18,24,30,36}
(iii)

{6,12,18,24,30,31}
(iv)

{6,12,18,24,30,36,23,11}
(v)

{6,12,30,36,23,35}

Question 5

5.

Find the total number of factors of
86

(i)

3
(ii)

6
(iii)

1
(iv)

4
(v)

5

Question 6

6.

Which of the following numbers is divisible by 8?

(i)

3,759
(ii)

3,761
(iii)

3,762
(iv)

3,758
(v)

3,760

Question 7

7.

Find the total number of factors of
35

(i)

2
(ii)

5
(iii)

4
(iv)

3
(v)

7

Question 8

8.

Which of the following numbers is divisible by 8?

(i)

6233
(ii)

6231
(iii)

6230
(iv)

6234
(v)

6232

Question 9

9.

Which of the following numbers is divisible by 6?

(i)

5,498
(ii)

5,495
(iii)

5,497
(iv)

5,496
(v)

5,494

Question 10

10.

17,248
=

(i)

7000
+
200
+
40
+
8
(ii)

10000
+
200
+
40
+
8
(iii)

10000
+
7000
+
40
+
8
(iv)

10000
+
7000
+
200
+
8
(v)

10000
+
7000
+
200
+
40
+
8

Question 11

11.

Find the number of prime factors of
96

(i)

0
(ii)

4
(iii)

1
(iv)

2
(v)

3

Question 12

12.

Which of the following numbers is divisible by 10?

(i)

3278
(ii)

3280
(iii)

3281
(iv)

3282
(v)

3279

Question 13

13.

4,396
=

(i)

4000
+
300
+
90
+
6
(ii)

4000
+
90
+
6
(iii)

4000
+
300
+
90
(iv)

4000
+
300
+
6
(v)

300
+
90
+
6

Question 14

14.

90000 + 1000 + 900 + 40 + 6
=

(i)

91,846
(ii)

91,946
(iii)

92,946
(iv)

92,046
(v)

91,936

Question 15

15.

Find the prime factorization of
65

(i)

5 2

✕

13
(ii)

3

✕

13
(iii)

5

✕

15
(iv)

4

✕

13
(v)

5

✕

13

Question 16

16.

634
=

(i)

600
+
30
+
4
(ii)

600
+
4
(iii)

30
+
4
(iv)

600
+
30

Question 17

17.

Which of the following numbers is divisible by 7?

(i)

6474
(ii)

6476
(iii)

6477
(iv)

6475
(v)

6473

Question 18

18.

434
=

(i)

400
+
30
+
4
(ii)

400
+
30
(iii)

30
+
4
(iv)

400
+
4

Question 19

19.

Which of the following numbers is divisible by 5?

(i)

6,193
(ii)

6,197
(iii)

6,195
(iv)

6,196
(v)

6,194

Question 20

20.

9000000 + 100000 + 20000 + 2000 + 400 + 80 + 1
=

(i)

91,32,481
(ii)

91,12,481
(iii)

91,22,481
(iv)

91,22,471
(v)

91,22,581

Question 21

21.

1,654
=

(i)

600
+
50
+
4
(ii)

1000
+
600
+
50
+
4
(iii)

1000
+
600
+
50
(iv)

1000
+
600
+
4
(v)

1000
+
50
+
4

Question 22

22.

The sum of first n natural number is

(i)

(

n

) (

n

+

1

)

2
(ii)

(

n

−

1

) (

n

+

1

)

2
(iii)

(

n

) (

n

−

1

)

2
(iv)

(

n

) (

n

+

1

) (

2

n

+

1

)

6
(v)

n

2

(

n

+

1

)

2

4

Question 23

23.

Which of the following numbers is divisible by 9?

(i)

7,441
(ii)

7,444
(iii)

7,442
(iv)

7,445
(v)

7,443

Question 24

24.

5000 + 100 + 10 + 5
=

(i)

15,115
(ii)

5,115
(iii)

5,215
(iv)

5,105
(v)

5,015

Question 25

25.

Write the expanded form of the given number :
225042

(i)

(2 ✕ 100000) + (2 ✕ 10000) + (5 ✕ 1000) + (4 ✕ 10) + (2 ✕ 1)
(ii)

(2 ✕ 100000) + (2 ✕ 10000) + (5 ✕ 1000) + (5 ✕ 10) + (2 ✕ 1)
(iii)

(2 ✕ 100000) + (2 ✕ 10000) + (6 ✕ 1000) + (4 ✕ 10) + (2 ✕ 1)
(iv)

(2 ✕ 100000) + (2 ✕ 10000) + (4 ✕ 1000) + (9 ✕ 100) + (4 ✕ 10) + (2 ✕ 1)
(v)

(2 ✕ 100000) + (2 ✕ 10000) + (5 ✕ 1000) + (3 ✕ 10) + (2 ✕ 1)

Assignment Key