I’m confused, can you explain
Answer:

<h3>First answer is correct</h3>
Step-by-step explanation:

Answer:
Math literacy (also known as numeracy) means having the ability to problem-solve, reason, and analyze information.
Step-by-step explanation:

3*boys=2*18
3*boys=36
boys=12
12+18=30
total number of students: 30