Jamb 2025 expo Likely Questions and Answer for Mathematics Questions

Preparing for the 2024 JAMB CBT Mathematics exam requires a good understanding of the syllabus and practicing past questions. While I cannot provide exact questions, I can guide you on the likely topics and types of questions that may appear based on past trends. Here are some key areas to focus on:

Key Topics in JAMB Mathematics

1. Number Base Systems
   • Conversion between bases (binary, decimal, hexadecimal, etc.).
   • Arithmetic operations in different bases.
2. Fractions, Decimals, and Approximations
   • Simplification of fractions.
   • Recurring decimals.
   • Approximation and significant figures.
3. Indices, Logarithms, and Surds
   • Laws of indices and logarithms.
   • Simplification of surds.
4. Algebra
   • Factorization and expansion of algebraic expressions.
   • Solving linear and quadratic equations.
   • Simultaneous equations.
   • Inequalities.
5. Sequences and Series
   • Arithmetic and geometric progressions.
   • Sum of series.
6. Coordinate Geometry
   • Distance between two points.
   • Gradient and equation of a line.
   • Parallel and perpendicular lines.
7. Geometry and Trigonometry
   • Properties of shapes (triangles, circles, polygons).
   • Trigonometric ratios (sine, cosine, tangent).
   • Trigonometric identities and equations.
8. Mensuration
   • Area and volume of shapes (circle, cylinder, cone, sphere, etc.).
   • Perimeter and surface area.
9. Statistics and Probability
   • Mean, median, mode, and range.
   • Probability of simple and compound events.
10. Calculus (Basic)
    • Differentiation and integration of simple functions.
    • Application to real-life problems (e.g., rate of change).

Likely Question Types

1. Multiple-Choice Questions (MCQs)
   • These are the most common format in JAMB CBT.
   • Example: If $2x+3=7$, what is the value of $x$?
     A) 1
     B) 2
     C) 3
     D) 4
     Answer: B) 2
2. Word Problems
   • Real-life application of mathematical concepts.
   • Example: A man earns ₦20,000 and spends 70% of it. How much does he save?
     A) ₦6,000
     B) ₦14,000
     C) ₦10,000
     D) ₦4,000
     Answer: A) ₦6,000
3. Graphical Interpretation
   • Questions based on graphs, charts, or diagrams.
   • Example: Interpret the slope of a given graph.
4. Theoretical Concepts
   • Questions testing your understanding of mathematical principles.
   • Example: What is the value of log⁡10100log10​100?
     A) 1
     B) 2
     C) 10
     D) 100
     Answer: B) 2

Tips for Preparation

1. Study the Syllabus: Ensure you cover all topics in the JAMB Mathematics syllabus.
2. Practice Past Questions: Solve past JAMB questions to familiarize yourself with the exam format.
3. Use CBT Software: Practice with JAMB CBT software to get used to the computer-based testing environment.
4. Time Management: Practice solving questions within the allotted time.
5. Understand Concepts: Avoid rote learning; focus on understanding the principles behind each topic.

Sample Questions

1. Number Base: Convert 1011210112​ to base 10.
   A) 11
   B) 13
   C) 15
   D) 17
   Answer: A) 11
2. Algebra: Solve for $x$ in $3x-5=10$.
   A) 5
   B) 10
   C) 15
   D) 20
   Answer: A) 5
3. Geometry: What is the area of a circle with radius 7 cm? (Take π=227π=722​)
   A) 154 cm²
   B) 44 cm²
   C) 22 cm²
   D) 77 cm²
   Answer: A) 154 cm²
4. Probability: A bag contains 5 red balls and 3 blue balls. What is the probability of picking a red ball?
   A) 5885​
   B) 3883​
   C) 1221​
   D) 2552​
   Answer: A) 5885​

By focusing on these areas and practicing regularly, you can improve your chances of performing well in the 2024 JAMB Mathematics exam. Good luck!