Knowing our Numbers Test

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Knowing our Numbers Test - 10

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Weekly Quiz Competition

Question 1
1 / -0

$$9849475825$$ can be written with commas in International system as

A
$$9, 84, 94, 75, 825$$

B
$$9, 849,475,825$$

C
$$9849, 475, 82, 5$$

D
$$9,8,4,9,4,7,5,8,2,5$$

Solution

The given number is $$9849475825$$
In international numbering system,
The 1st period consists of - ones, tens and hundred.
The 2nd period consists of - thousand, $$10 $$ thousand and $$100 $$ thousand.
The 3rd period consists of - million, $$10$$ million and $$100$$ million.
The 4th period consists of - billion, $$10$$ billion and $$100$$ billion.

$$\therefore $$ $$9849475825$$ is written with commas as (International System)$$ = 9,849,475,825$$

Hence, Option $$B$$ is correct.
Question 2
1 / -0

Round off to nearest lakhs: The given number is $$38,65,62,048$$

A
$$38,68,60,000$$

B
$$38,65,600$$

C
$$38,65,00,000$$

D
$$38,66,00,000$$

Solution

To round of the given no in nearest lakh we need to see the value at ten thousand place which is $$6$$ it is more than $$5$$.
So we round off lakhs digit to $$5+1=6$$
So we will round off. $$38,65,62,048$$ will become $$38,66,00,000$$
Question 3
1 / -0

Numeral for five hundred three million eight thousand seven hundred two is

A
$$50,03,80,702$$

B
$$50,38,00,702$$

C
$$503,008,702$$

D
$$50,30,80,702$$

Solution

Numeral for five hundred three million eight thousand seven hundred two, using the international place value system, is $$503,008,702$$

$$\therefore\ $$ Option C is correct.
Question 4
1 / -0

Number name for $$123,080,603$$ is

A
One two three eighty thousand six hundred three

B
One hundred twenty three million. eight thousand six hundred three

C
One hundred twenty three million eighty thousand six hundred three

D
One twenty three million eighty thousand six hundred

Solution

$$123,080,603$$ - We can write as One hundred twenty three million eighty thousand six hundred three
Question 5
1 / -0

$$648340021$$ is written with commas as (International System)

A
$$648,340,021$$

B
$$6,4,8,3,4,0,0,2,1$$

C
$$64,83,40,02,1$$

D
none of these

Solution

In international system of numeration,
The 1st period consists of - ones, tens and hundred.
The 2nd period consists of - thousand, 10 thousand and 100 thousands.
The 3rd period consists of - million, 10 million and 100 million.
The 4th period consists of - billion, 10 billion and 100 billion.
$$\therefore $$648340021 is written with commas as (International System)= 648,340,021
Option A is correct.
Question 6
1 / -0

Round off the given number to the nearest thousands
$$76,823$$.

A
$$76,000$$

B
$$75,000$$

C
$$77,000$$

D
$$78,000$$

Solution

Given, $$76,823$$
We see hundred's place, the hundred place is $$8$$ and it is greater than $$5$$ so we will round up it means $$76,823$$ will become $$77,000$$
Question 7
1 / -0

An $$8$$ digit number starts with ________ place in the International system.

A
millions

B
ten millions

C
hundred thousand

D
lakhs

Solution

An $$8$$ digit number starts with ten millions place in the international system.
Ex: $$10,000,000$$
Question 8
1 / -0

Numeral for sixteen crore four lakh fifty thousand three hundred ten is

A
16450310

B
160450310

C
164005310

D
16004510

Solution

Numerical value will be
16x1,00,00,000+04x1,00,000+50x1,000+310=160450310
So correct answer will be option B
Question 9
1 / -0

$$1$$ billion $$=$$ _______ crores.

A
$$1$$

B
$$10$$

C
$$100$$

D
$$1000$$

Solution

$$ 10 $$ crores $$ = 10,00,00,000 $$

$$ 1 $$ billion $$ = 1,000,000,000 $$

So, $$ 1 $$ billion $$ = 100 \times 10,00,00,000 = 100 $$ crore
Question 10
1 / -0

Compare $$67389145\, \Box \,673891450$$ using $$>, <, =$$.

A
$$<$$

B
$$>$$

C
$$=$$

D
None of the above

Solution

We can clearly see that 673891450 is greater than 67389145 as the former has 9 digits while the latter has just 8 digits.

So correct answer will be option A

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Re-Attempt Weekly Quiz Competition

Knowing our Numbers Test - 10

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Knowing our Numbers Test - 10

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Question 1

$$9, 84, 94, 75, 825$$

$$9, 849,475,825$$

$$9849, 475, 82, 5$$

$$9,8,4,9,4,7,5,8,2,5$$

Solution

Question 2

$$38,68,60,000$$

$$38,65,600$$

$$38,65,00,000$$

$$38,66,00,000$$

Solution

Question 3

$$50,03,80,702$$

$$50,38,00,702$$

$$503,008,702$$

$$50,30,80,702$$

Solution

Question 4

One two three eighty thousand six hundred three

One hundred twenty three million. eight thousand six hundred three

One hundred twenty three million eighty thousand six hundred three

One twenty three million eighty thousand six hundred

Solution

Question 5

$$648,340,021$$

$$6,4,8,3,4,0,0,2,1$$

$$64,83,40,02,1$$

none of these

Solution

Question 6

$$76,000$$

$$75,000$$

$$77,000$$

$$78,000$$

Solution

Question 7

millions

ten millions

hundred thousand

lakhs

Solution

Question 8

16450310

160450310

164005310

16004510

Solution

Question 9

$$1$$

$$10$$

$$100$$

$$1000$$

Solution

Question 10

$$<$$

$$>$$

$$=$$

None of the above

Solution

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