Knowing our Numbers Test

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Knowing our Numbers Test - 7

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Weekly Quiz Competition

Question 1
1 / -0

Raghu is 21 years old and Kavita is 72 years old. The sum of their ages is

A
XXXIII

B
XCIII

C
CXIII

D
LXXXXIII

Solution

Age of Raghu = 21 years Age of Kavita = 72 years
∴ Required sum = 21 + 72 = 93 93 can be written as XCIII,
Question 2
1 / -0

Which of the following is the greatest?

A
7212

B
7122

C
7211

D
7221

Solution

7221 is the greatest among them.
Question 3
1 / -0

Which of the following is the largest 8-digit number?

A
888999

B
99999999

C
999999

D
8999999

Solution

Take '9' in all 8-digits to write the largest 8-digit number.
Question 4
1 / -0

Which of the following is the correct expansion of 27012 ?

A
2000+700+0+10+2

B
20000+700+0+10+2

C
20000+1000+0+70+2

D
20000+7000+0+10+2

Solution

To get the expanded form of a given number, multiply each of its digits with their respective place values and write the products as a sum. 27012 = 20000 + 7000 +0+10+2
Question 5
1 / -0

What is the number four billion, six hundred thousand, and fifty written in expanded form?

A
4,000,000,000 + 600,000 + 50

B
4,000,000,000 + 60,000 + 50

C
4,000,000,000 + 650,000

D
4, 00,000 + 6,000 + 50

Solution

Four billion, six hundred thousand, fifty = 4,000,600,050 = 4,000,000,000 + 600,000 + 50
Question 6
1 / -0

The number 826315269 can be written in International system of numeration as

A
Eight hundred twenty six million three hundred fifteen thousand two hundred sixty nine

B
Eighty two crore sixty three lakh fifteen thousand two hundred and sixty nine

C
Eight two six lakh three one thousand fifty two hundred sixty nine

D
None of these

Solution

826, 315, 269 in International system of numeration is written as eight hundred twenty six million three hundred fifteen thousand two hundred sixty nine.
Question 7
1 / -0

Place value of a digit decreases by ________ times as it n overs place by place from left to right.

A
100

B
-1

C
10

D
1000

Solution

Place value of a digit decreases by -1 times as it n overs place by place from left to right.
Question 8
1 / -0

Millions period consists of the places__________.

A
M, TM

B
M, TM, HM

C
TTH, HTH, M

D
O, T, M

Solution

Millions period consists of the places M, TM, HM.
Question 9
1 / -0

Suman did a multiplication sum of 104×25 and got the answer. She suddenly realised that the question written on the blackboard was 104×52. So, what will be the difference between her answer and the required answer?

A
2588

B
2808

C
2800

D
2890

Solution

Answer given by Suman = 104×25=2600
Actual result =104×52=5408
∴ Required difference = 5408 - 2600 = 2808

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Re-Attempt Weekly Quiz Competition

Knowing our Numbers Test - 7

Result

Knowing our Numbers Test - 7

Score

-

Rank

-

SHARING IS CARING

Question 1

XXXIII

XCIII

CXIII

LXXXXIII

Solution

Question 2

7212

7122

7211

7221

Solution

Question 3

888999

99999999

999999

8999999

Solution

Question 4

2000+700+0+10+2

20000+700+0+10+2

20000+1000+0+70+2

20000+7000+0+10+2

Solution

Question 5

4,000,000,000 + 600,000 + 50

4,000,000,000 + 60,000 + 50

4,000,000,000 + 650,000

4, 00,000 + 6,000 + 50

Solution

Question 6

Eight hundred twenty six million three hundred fifteen thousand two hundred sixty nine

Eighty two crore sixty three lakh fifteen thousand two hundred and sixty nine

Eight two six lakh three one thousand fifty two hundred sixty nine

None of these

Solution

Question 7

100

-1

10

1000

Solution

Question 8

M, TM

M, TM, HM

TTH, HTH, M

O, T, M

Solution

Question 9

2588

2808

2800

2890

Solution

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