West Bengal Board Solutions for Chapter: Roman Numbers & Numbers upto Hundred, Exercise 7: Let's work out - 4

Write the Roman numeral of the number $89$.

Write the Roman numeral of the number $90$.

Write the Roman numeral of the number $98$.

Write the given Roman numerals in Hindu-Arabic numerals.

$\mathrm{IX},\mathrm{VIII},\mathrm{VII},\mathrm{IV},\mathrm{VI}$

Write the given Roman numerals in Hindu-Arabic numerals.

$\mathrm{XXX},\mathrm{XXXIX},\mathrm{XL},\mathrm{XLIX},\mathrm{XLI}$

Write the given Roman numerals in Hindu-Arabic numerals.

$\mathrm{LV},\mathrm{LIX},\mathrm{LX},\mathrm{XC},\mathrm{XCV}$

Write the given Roman numerals in Hindu-Arabic numerals.

$\mathrm{XXVI},\mathrm{XI},\mathrm{XXXVI},\mathrm{XLV},\mathrm{LXXV}$

The Roman numeral of $90$ is