Fix: Spellings mistake & words, remove extra style tag (#11)

* Fix grammatical errors in English skills questions

* Fix : Remove extra closing alt tag

Author: ohmlaws

_posts/1st-year/emp-skills/part-1/2025-05-17-basic-english-skills.html

@@ -126,7 +126,7 @@ <h3 id="q14">Q14: A child was working in the computer lab which had many compute
   <li onclick="checkAnswer(this, false)" data-correct="false">Maximum</li>
 </ul>
 
-<h3 id="q15">Q15: Vinay visited the dentist because he was suffering from tooth ache. In this sentence, which is the plural word?</h3>
+<h3 id="q15">Q15: Vinay visited the dentist because he was suffering from tooth ache. Dentist treats our teeth problems. In this sentence, which is the plural word?</h3>
 <ul>
   <li onclick="checkAnswer(this, true)" data-correct="true">Teeth</li>
   <li onclick="checkAnswer(this, false)" data-correct="false">Tooth</li>
@@ -281,7 +281,7 @@ <h3 id="q33">Q33: Comma is used to show a ________ within a sentence.</h3>
 <h3 id="q34">Q34: Sita wanted to ask Nina about her summer plan. Choose the correct answer.</h3>
 <ul>
 <li onclick="checkAnswer(this, false)" data-correct="false">Nina, what is your plan?</li>
-<li onclick="checkAnswer(this, true)" data-correct="true">Nina, what is her summer plan?</li>
+<li onclick="checkAnswer(this, true)" data-correct="true">Nina, what is your summer plan?</li>
 <li onclick="checkAnswer(this, false)" data-correct="false">What Nina about?</li>
 <li onclick="checkAnswer(this, false)" data-correct="false">None of these</li>
 </ul>
@@ -630,7 +630,7 @@ <h3 id="q77">Q77: Group discussion helps us ________.</h3>
 <li onclick="checkAnswer(this, true)" data-correct="true">learn more and solve big problems</li>
 </ul>
 
-<h3 id="q78">Q78: Which of these should not be used to express you opinion in a group discussion?</h3>
+<h3 id="q78">Q78: Which of these should not be used to express your opinion in a group discussion?</h3>
 <ul>
 <li onclick="checkAnswer(this, false)" data-correct="false">It seems to me that...</li>
 <li onclick="checkAnswer(this, true)" data-correct="true">Listen to me</li>

_posts/1st-year/ws-cal/2025-05-26-trigonometry.html

@@ -262,4 +262,4 @@ <h3 id="q15">Q15: What is the term for the object seen higher than eye level?</h
   border-radius: 6px;
   transition: background 0.2s ease;
 }
-  </style>" alt="">
+  </style>