Here are 25 math questions suitable for a Form 6 level:
1. Solve for \( x \): \( 2x + 3 = 11 \).
2. What is the area of a rectangle with length 8 cm and width 5 cm?
3. Simplify: \( \frac{12}{16} \).
4. Find the value of \( y \) in the equation \( 3y - 4 = 2y + 5 \).
5. What is the perimeter of...