Provides the fescription of a grammar error = Explain
Changes all occurrences of the misspelled words = Change all
Change the behavior of the grammar checker = Options
Enables you to add or remove misspelled words = Replace
Explanation:
Given, the cost price of the TV is Rs 24600. Now, the cooler costs Rs 800 more than one-third of the TV. The cost price of the cooler is Rs 9000.