Summary

• Description:

  The PDF document comprises The Mirror Jet 2 Examinations Mathematics Paper 1 2025 Mock Exam with Marking Scheme.

  It is a KCSE Mathematics Alt. A Paper 1 (121/1) Pre-Mock 2025 examination.

  • Duration: 2 Hours 30 Minutes
  • Total Marks: 100
  • Number of Questions: 24 (Questions 1–24)
  • Marking Scheme: The marking scheme is in a different document.

  It covers the following topics:

  • Evaluation of arithmetic expressions without a calculator
  • Fractions and percentages involving income and investments
  • Simplification of algebraic expressions
  • Trigonometric equations (Sine and Cosine relationships)
  • Indices and exponential equations
  • Foreign exchange rate calculations
  • Solving simultaneous equations
  • Use of mathematical tables for reciprocals and square roots
  • Coordinate geometry and vector magnitude
  • Area of a circle circumscribing a triangle
  • Rate of work calculations
  • Similarity and curved surface area of cones
  • Geometric construction of a trapezium
  • Ratios and age word problems
  • Circle geometry (Cyclic quadrilaterals)
  • Linear inequalities and graphical representation
  • Volume of a frustum and displacement by a solid
  • Matrices (Inverse and application to linear equations)
  • Relative speed, distance, and time
  • Equation of straight lines (Perpendicular lines and intersection)
  • Transformations (Reflection, Translation, and Rotation)
  • Quadratic equations involving contributions
  • Kinematics (Velocity, acceleration, and distance)
  • Vector geometry (Ratios and collinearity)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  MATHEMATICS

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