diff --git a/Grade 10/Math/MPM2DZ/Math Oral Presentation Questions/Unit 5: Rational Expressions.md b/Grade 10/Math/MPM2DZ/Math Oral Presentation Questions/Unit 5: Rational Expressions.md
index 830cebe..b2de1bc 100644
--- a/Grade 10/Math/MPM2DZ/Math Oral Presentation Questions/Unit 5: Rational Expressions.md	
+++ b/Grade 10/Math/MPM2DZ/Math Oral Presentation Questions/Unit 5: Rational Expressions.md	
@@ -60,8 +60,8 @@ The ratio of $`V : SA`$ is equal to:
 
 $`\dfrac{\pi r^2 h}{2r\pi (h + r)}`$
 
-$` = \dfrac{rh}{2(h+4)}`$
+$` = \dfrac{rh}{2(h+r)}`$
 
 ### Question 3 b)
 
-The restrictions by looking at the fraction are $`h =\not r, r =\not h`$, also $`r =\not 0`$.
\ No newline at end of file
+The restrictions by looking at the fraction are $`h =\not -r, r =\not -h`$, also $`r =\not 0`$.
\ No newline at end of file