Update README.md

README.md

@@ -23,6 +23,6 @@ This is a sample app(For beginners - App #2) built using Jetpack Compose. It dem
 
 **Height** and **Weight** are the two states used by BMI Calculator form composable, however these are local to this composable. Hence not hoisted by parent composable (**MainContent()**). Only when **Calculate** button is clicked, latest value is passed via onClick.
 
-However, other two states - **showBmiResult** and **bmiResult** - are modified by actions inside **BMICalculatorForm()**, but are used by **BMIResultForm()** to display on UI. Hence both of these are hoisted by thier parent composable (**MainContent()**). 
+However, other two states - **showBmiResult** and **bmiResult** - are modified by actions inside **BMICalculatorForm()**, but are used by **BMIResultForm()** to display on UI. Hence both of these are hoisted by their parent composable (**MainContent()**).