Write the Hindu-Arabic numeral for the given Roman numeral.

 $\mathrm{XXX}$

Write the Hindu-Arabic numerals for the following Roman numerals.

 $\mathrm{XXXIX}$

Write the Hindu-Arabic numeral for the given Roman numeral.

 $\mathrm{X}$

Write the Hindu-Arabic numeral for the given Roman numeral.

 $\mathrm{XXIX}$

Write the Hindu-Arabic numeral for the given Roman numeral.

$\mathrm{XIX}$

Write the Hindu-Arabic numeral for the given Roman numeral.

$\mathrm{XXV}$

Write the Hindu-Arabic numeral for the given Roman numeral.

 $\mathrm{XXXVI}$

Write the Hindu-Arabic numeral for the given Roman numeral.

 $\mathrm{XXXXI}$

Write the Hindu-Arabic numeral for the given Roman numeral.

 $\mathrm{XXVIII}$