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Published on: 23/08/2019
Knowing our Numbers
Download CBSE Class 6th Standard CBSE Mathematics question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 6th Standard CBSE Mathematics
Questions + Answers key
Take MCQ Mathematics Test

1.
The number 60 in roman numeral is------
2.
(a) 1m =--- mm (b) 1 cm =----- mm
3.
The smallest 4-digit number with different digits is ------
4.
1 million = ____ lakhs
5.
1 crore = ____ millions
6.
1 lakh = _____ ten thousands
7.
Sangeeta types 25 pages per day. How many pages will she type in the month of November?
900
800
700
750
8.
The monthly salary of Apala is Rs 20975 and that of Meenu is Rs 15875. The difference of their monthly salaries is
Rs 6000
Rs 4900
Rs 5000
Rs 5100
9.
90 in Roman numerals is
XL
XC
CX
LX
10.
In Roman numerals C stands for
10
100
1000
1
11.
1 km =? mm
10,00,000
1,00,000
10,000
1000
12.
Make the smallest 4-digit number by using anyone digit of 7, 0, 6 twice.
6007
6070
6700
None of these
13.
Make the smallest 4-digit number by using anyone digit of 4, 3, 2 twice
2234
2243
2432
2324
14.
Make the greatest 4-digit number by using any one digit of 0, 3, 6 twice.
6630
6603
6360
6306
15.
The smallest of the number 1000, 50000, 111, 3222, 225 is
111
225
1000
3222
16.
The greatest of the numbers 1000, 10000, 10, 1000000, 100000 is
1000000
100000
10000
1000
17.
The number formed by interchanging the digits 6 and 2 in 465271 is
467521
425671
165274
None of these
18.
Which of the following roman symbol is never repeated?
I
V
X
C
19.
The greatest natural number is
1 crore
10 crores
10 lakhs
undefine
20.
The numbers 4578,4587,5478,5487 are in ascending order.
21.
The number 58663 rounded off to nearest hundred is 58600.
22.
34984 = 3 \(\times\) 1000 + 49 \(\times\) 100 + 8 \(\times\) 10 + 4 \(\times\) 1
23.
Estimate the sum by rounding off to nearest ten 16472 + 21434 + 65556
24.
1 crore is equal to
25.
Do you know what is India's population today? Try to find this too.
26.
How much was the increase in population during 1991-2001? Try to find out.
27.
How many lakhs make a million?
28.
The number of people in the nearby town would be much larger. Is ita5 or6 or 7-digit number?
29.
Which is the smallest number?
30.
What is the greatest number, you can get?
1.
Here, given number is 60 i.e. LX.
2.
( )
(a) 1 m =1000 mm (b) 1 cm =10 mm
3.
1023 is required smallest four-digit number.
4.
We know that,
1 million = 1000000 (in digits)
= 10 \(\times\)100000 = ten \(\times\) one lakhs (in number name)
∴1 million = ten lakhs
5.
We know that,
1 crore = 10000000 (in digits) = 10 \(\times\) 1000000
= ten \(\times\) one million (in number name)
∴ 1 crore = ten millions
6.
We know that,
1 lakh = 100000 (in digits) = 10 \(\times\) 10000
= ten \(\times\) ten thousand (in number name)
1 lakh = ten ten thousand
7.
Number of days in
November, 2009 = 30
25 x 30 = 750
8.
Difference = 20975 - 15875 = 5100
9.
(b)
XC
10.
(b)
100
11.
(a)
10,00,000
12.
(a)
6007
13.
(a)
2234
14.
(a)
6630
15.
(a)
111
16.
(a)
1000000
17.
(b)
425671
18.
(b)
V
19.
(d)
undefine
20.
(a)
21.
(b)
22.
(b)
23.
( )
103460
24.
( )
10 millions
25.
( )
Today India's population is 1200 million.
26.
( )
The increase during 1991-2001 in India's population was one hundred million.
27.
( )
Ten lakhs make a million.
28.
( )
Yes! the number of people in the nearby town would be much larger. It is a 5-digit number.
29.
( )
The smallest number is 3578.
30.
( )
The greatest number we can get is 8753.
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