Q: In Roman Numeration, the symbol \$X\$ can be subtracted from ______, \$M\$ and \$C\$ only.

In Roman Numeration, \$X\$ stands for \$10\$\$L\$ stands for \$50\$\$C\$ stands for \$100\$\$M\$ stands for \$1000\$So, in Roman Numeration, the symbol \$X\$ can be subtracted from \$\boxed{L}\$, \$M\$ and \$C\$ only.

Q: Write the following Roman numerals in the Hindu-Arabic system.a) IV b) IX c) XIId) XVI e) XXX f) XLg) XXV h) XLI i) XLI

\$a) IV = 4 \$ \$b) IX = 6\$ \$c) XII = 12\$\$d) XVI =16\$ \$e) XXX = 30 \$ \$f) XL = 40\$\$g) XXV = 25\$ \$h) XLI = 41\$ \$i) XLI =41\$

Q: The symbol that can never be repeated is

The double of \$V (5)\$ in Roman numerals will be \$X (10)\$So only \$V\$ is the symbol that cannot be repeated.

Q: Write the following Roman numerals in ascending order:\$CXIX,\,XCIX,\,CXXI,\,CIX,\,CXX\$

Converting the given Roman numbers to decimal numbers:\$CXIX=100+10+9=119\$\$XCIX=90+9=99\$\$CXXI=100+21=121\$\$CIX=100+9=109\$\$CXX=100+20=120\$Now, arranging these numbers in ascending order:\$99<109<119<120<121\$\$\therefore\ XCIX<CIX<CXIX<CXX<CXXI\$ is the ascending order of the given Roman numbers.

Q: In Roman numeration, if a symbol is repeated, its value is multiplied as many times as it occurs.

It is a false statement.In Roman Numeration, if a symbol is repeated, its value is added as many times as it occurs.

Q: State true or false:\$XXIX=31\$

The roman numeral, XXIX can be written asXXIX = X + X + IX \$= 10 + 10 + 9\$ \$= 29\$So the given roman numeral is a representation of \$29\$, not \$31\$\$\therefore\$ \$\textbf{The given statement is false}\$.

Q: \$LXXXI\$= _______ (Write the value in Hindu - Arabic number,)

\$LXXXI=81\$\$L=50, X=10 \,and\, I=1\$\$LXXXI= 50+10+10+10+1=81\$

Q: Which of the following numbers in Roman numerals is incorrect?

According to the rules of writing Roman numerals, L can be used only once. So LLX is not a correct representation of roman numeral\$\therefore\ \textbf{Option D is correct}\$

Q: Numerals that can be repeated in Roman system are

V can be used once in the Roman systemSimilarly, L and D can be used only once in the Roman SystemBut I, X and C can be repeated in the Roman system to represent certain number.Thus, the numerals that can be repeated in Roman system are I, X and C.

Question 1

$XIX+XXX=$ ________

Accepted Answer

$19+30=49$

Question 2

In Roman Numeration, the symbol $X$ can be subtracted from ______, $M$ and $C$ only.

Accepted Answer

In Roman Numeration, $X$ stands for $10$$L$ stands for $50$$C$ stands for $100$$M$ stands for $1000$So, in Roman Numeration, the symbol $X$ can be subtracted from $\boxed{L}$, $M$ and $C$ only.

Question 3

Write the following Roman numerals in the Hindu-Arabic system.
a) IV b) IX c) XII
d) XVI e) XXX f) XL
g) XXV h) XLI i) XLI

Accepted Answer

$a) IV = 4 $                         $b) IX = 6$                              $c) XII = 12$$d) XVI =16$                       $e) XXX = 30      $                   $f) XL = 40$$g) XXV = 25$                       $h) XLI = 41$                                $i) XLI =41$

Question 4

The symbol that can never be repeated is

Accepted Answer

The double of $V (5)$ in Roman numerals will be $X (10)$So only $V$ is the symbol that cannot be repeated.

Question 5

Write the following Roman numerals in ascending order:$CXIX,\,XCIX,\,CXXI,\,CIX,\,CXX$

Accepted Answer

Converting the given Roman numbers to decimal numbers:$CXIX=100+10+9=119$$XCIX=90+9=99$$CXXI=100+21=121$$CIX=100+9=109$$CXX=100+20=120$Now, arranging these numbers in ascending order:$99<109<119<120<121$$\therefore\ XCIX<CIX<CXIX<CXX<CXXI$ is the ascending order of the given Roman numbers.

Question 6

In Roman numeration, if a symbol is repeated, its value is multiplied as many times as it occurs.

Accepted Answer

It is a false statement.In Roman Numeration, if a symbol is repeated, its value is added as many times as it occurs.

Question 7

State true or false:$XXIX=31$

Accepted Answer

The roman numeral, XXIX can be written asXXIX = X + X + IX $= 10 + 10 + 9$                              $= 29$So the given roman numeral is a representation of $29$, not $31$$\therefore$  $\textbf{The given statement is false}$.

Question 8

$LXXXI$=  _______ (Write the value in Hindu - Arabic number,)

Accepted Answer

$LXXXI=81$$L=50, X=10 \,and\, I=1$$LXXXI= 50+10+10+10+1=81$

Question 9

Which of the following numbers in Roman numerals is incorrect?

Accepted Answer

According to the rules of writing Roman numerals,  L can be used only once. So LLX is not a correct representation of roman numeral$\therefore\ \textbf{Option D is correct}$

Question 10

Numerals that can be repeated in Roman system are

Accepted Answer

V can be used once in the Roman systemSimilarly, L and D can be used only once in the Roman SystemBut I, X and C can be repeated in the Roman system to represent certain number.Thus, the numerals that can be repeated in Roman system are I, X and C.

Revise with Concepts

Roman Numerals

Quick Summary With Stories

Roman Numerals

$X I X + X X X =$ ________

In Roman Numeration, the symbol $X$ can be subtracted from ______, $M$ and $C$ only.

Write the following Roman numerals in the Hindu-Arabic system.
a) IV b) IX c) XII
d) XVI e) XXX f) XL
g) XXV h) XLI i) XLI

The symbol that can never be repeated is

Write the following Roman numerals in ascending order:
$C X I X, X C I X, C X X I, C I X, C X X$

In Roman numeration, if a symbol is repeated, its value is multiplied as many times as it occurs.

State true or false:
$X X I X = 31$

$L X X X I$ = _______ (Write the value in Hindu - Arabic number,)

Which of the following numbers in Roman numerals is incorrect?

Numerals that can be repeated in Roman system are

Revise with Concepts

Roman Numerals

Quick Summary With Stories

Roman Numerals

XIX+XXX= ________

In Roman Numeration, the symbol X can be subtracted from ______, M and C only.

Write the following Roman numerals in the Hindu-Arabic system. a) IV b) IX c) XII d) XVI e) XXX f) XL g) XXV h) XLI i) XLI

The symbol that can never be repeated is

Write the following Roman numerals in ascending order:CXIX,XCIX,CXXI,CIX,CXX

In Roman numeration, if a symbol is repeated, its value is multiplied as many times as it occurs.

State true or false:XXIX=31

LXXXI= _______ (Write the value in Hindu - Arabic number,)

Which of the following numbers in Roman numerals is incorrect?

Numerals that can be repeated in Roman system are

$X I X + X X X =$ ________

In Roman Numeration, the symbol $X$ can be subtracted from ______, $M$ and $C$ only.

Write the following Roman numerals in the Hindu-Arabic system.
a) IV b) IX c) XII
d) XVI e) XXX f) XL
g) XXV h) XLI i) XLI

Write the following Roman numerals in ascending order:
$C X I X, X C I X, C X X I, C I X, C X X$

State true or false:
$X X I X = 31$

$L X X X I$ = _______ (Write the value in Hindu - Arabic number,)