Class -5- Mathematics – Number System

Class -5- Mathematics - Number System-1

1 / 20
The number 24 is to be written as a product of its prime factors. Which one of the following is correct?
24 = 2*2*2*3
24 = 4 * 6
24 = 3 * 8
24 = 2 *3 * 4

2 / 20
Match the following numbers in list I with the corresponding place value of number 5.
2 1 3 4
1 2 3 4
3 1 2 4
1 2 3 4

3 / 20
Which are the respective greatest and the smallest numbers amongst 321987, 319240, 321978 and 321970?
321987 and 321970
319240 and 321987
321987 and 319240
319240 and 321978

4 / 20
What is difference between the place values of two 5's in the number
4598351?
49950
499950
0
49995

5 / 20
Which one of the following numbers is composite?
105
103
107
101

6 / 20
The number 90 is to be written as a product of its prime factors. Which one of the following is correct?
90 = 2 * 5 * 9
90 = 2 * 3 * 15
90 = 2 * 3 * 3 * 5
90 = 3 * 5 * 6

7 / 20
Which of the following numbers is equal to 3 crore?
3000 million
3 million
30 million
300 million

8 / 20
Which one of the following numbers is prime?
26
29
28
27

9 / 20
How many three-digit numbers can be formed with the digits 3, 0 and 7
without repetition?
1
4
6
5

10 / 20
99,999 is the greatest _________ digit number.
4
5
2
3

11 / 20
How can the number fifty million twenty-one thousand two hundred thirty six be written using commas according to Indian system of numeration?
5,00,21,236
50,021,236
50,00,21,236
500,021,236

12 / 20
Which one of the following numbers is prime?
18
21
19
20

13 / 20
Which one of the following numbers is composite?
71
73
69
67

14 / 20
10000001 is the successor of _______
9999999
None of these
10000002
10000000

15 / 20
The place value of 5 in 780756 is
Five hundreds
5 tenths
Five ones
Five tens

16 / 20
How can the numbers 10 million, 1 billion and 216 thousand be arranged in descending order?
216 thousand, 10 million, 1 billion
1 billion, 10 million, 216 thousand
216 thousand, 1 billion, 10 million
10 million, 216 thousand, 1 billion

17 / 20
The number 35 million ends with how many zeroes?
Six
Five
Four
Seven

18 / 20
What is the difference between the greatest and smallest 5-digit numbersformed by using all the digits 3, 0, 9, 1 and 5?
81720
79172
84951
93951

19 / 20
2,357,822 2,357,799
=
>
<
None of these

20 / 20
9,87,61,230 9,87,16,230
Which of the following signs can be placed in the box between the two
numbers?
=
<
>
None of these

Your score is
The average score is 53%
0%