Knowing our Numbers Test

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Knowing our Numbers Test - 15

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Weekly Quiz Competition

Question 1
1 / -0

Read the number:
$$76,987$$

A
Seventy six thousand nine eighty seven.

B
Seventy seven thousand nine eighty seven.

C
Seventy six thousand nine hundred eighty seven.

D
Seventy six thousand ninety eight hundred seven.

Solution

$$76,987$$ reads as Seventy six thousand nine hundred eighty seven.

$$7$$ is at ten thousand's place, $$6$$ at thousand's place, $$9$$ at hundred's place and so on.
Question 2
1 / -0

Write in numerals:
Ninety thousand nine hundred nine.

A
$$90,0009$$

B
$$90,879$$

C
$$90,909$$

D
$$90,000$$

Solution

Number $$=$$ Ninety thousand $$+$$ nine hundred $$+$$ nine
$$=90,000+900+9$$
$$=90,909$$
Question 3
1 / -0

A three digit number from the given digits $$2, 5, 7,9$$ which divisible by 2.

A
$$257$$

B
$$925$$

C
$$527$$

D
$$752$$

Solution

Consider the given digits.
$$2, 5, 7, 9$$

If a number which is divided by $$2$$, then the units digit must be even.

So, from the given options there is only one option which has unit digit $$2$$.

Hence, the three digit number will be $$752$$.

Hence, this is the answer.
Question 4
1 / -0

Write in numerals:
Ten lakh ninety thousand nine hundred nine.

A
$$10,09,099$$

B
$$10,90,909$$

C
$$10,909$$

D
$$10,09,909$$

Solution

Ten lakh ninety thousand nine hundred nine

In numerals it can be written as,
$$10,90,909$$
Question 5
1 / -0

Round off $$7065$$ to nearest $$1000$$

A
$$700$$

B
$$7000$$

C
$$70$$

D
$$7$$

Solution

Rounding off $$7065$$ to nearest $$1000$$ we check if $$065$$ is less than $$500$$ or not,
As $$065 < 500$$, we round it off to $$000$$

$$\therefore 7065$$ to nearest $$1000$$ equals $$7000$$
Question 6
1 / -0

There are $$74$$ coconut cookies and $$48$$ chocolate cookies in a jar. Estimate the total number of cookies.
Round the numbers to the nearest ten and add.

A
$$120$$

B
$$132$$

C
$$130$$

D
$$12$$

Solution

Number of coconut cookies in jar $$=74$$
Rounding it off to nearest ten, we get $$70 (\because 4 < 5)$$

Number of chocolate cookies in jar $$=48$$
Rounding it off to nearest ten, we get $$50(\because 8>5)$$

Estimated total number of cookies $$= 70+50 = 120$$
Question 7
1 / -0

If number read " Ten thousand eight hundred six." Find missing digit.
$$1\ \_,806$$

A
$$1$$

B
$$10$$

C
$$2$$

D
$$0$$

Solution

Number reads Ten thousand eight hundred six.
$$1$$ is at ten thousand's place, $$0$$ at thousand's place, $$8$$ at hundred's place, $$0$$ at ten's place and $$6$$ at one's place.

This written in numeral is $$10,806$$

Missing digit is $$0$$ in thousands place
Question 8
1 / -0

Round off $$63$$ to nearest $$10$$

A
$$60$$

B
$$70$$

C
$$65$$

D
$$63$$

Solution

Rounding off $$63$$ to nearest $$10$$ we check if $$3$$ is less than $$5$$ or not,
As $$3 < 5$$, we round it off to $$0$$

$$\therefore 63$$ to nearest $$10$$ equals $$60$$
Question 9
1 / -0

Convert the given Roman Numerals 'XC' and 'C' in English numeral and then find its difference.

A
$$100$$

B
$$20$$

C
$$10$$

D
$$12$$

Solution

In Roman numeral form,
$$C = 100$$
$$\Rightarrow XC = 100-10 = 90$$

$$\therefore$$ Difference between $$C$$ and $$XC = 100-90 = 10$$
Question 10
1 / -0

Express $$19$$ in Roman numeral:

A
$$XIX$$

B
$$XXI$$

C
$$XX$$

D
$$XI$$

Solution

In Roman numeral form,
$$10 = X$$
$$9 = IX$$

$$\Rightarrow 19 = XIX$$

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Re-Attempt Weekly Quiz Competition

Knowing our Numbers Test - 15

Result

Knowing our Numbers Test - 15

Score

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SHARING IS CARING

Question 1

Seventy six thousand nine eighty seven.

Seventy seven thousand nine eighty seven.

Seventy six thousand nine hundred eighty seven.

Seventy six thousand ninety eight hundred seven.

Solution

Question 2

$$90,0009$$

$$90,879$$

$$90,909$$

$$90,000$$

Solution

Question 3

$$257$$

$$925$$

$$527$$

$$752$$

Solution

Question 4

$$10,09,099$$

$$10,90,909$$

$$10,909$$

$$10,09,909$$

Solution

Question 5

$$700$$

$$7000$$

$$70$$

$$7$$

Solution

Question 6

$$120$$

$$132$$

$$130$$

$$12$$

Solution

Question 7

$$1$$

$$10$$

$$2$$

$$0$$

Solution

Question 8

$$60$$

$$70$$

$$65$$

$$63$$

Solution

Question 9

$$100$$

$$20$$

$$10$$

$$12$$

Solution

Question 10

$$XIX$$

$$XXI$$

$$XX$$

$$XI$$

Solution

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