GCE Mathematics 1990 Question 9

Question 9

Progressions

Find the 4th term of an A.P. whose first term is 2 and the common difference is 0.5.

  1. A.0.5
  2. B.2.5
  3. C.3.5
  4. D.4
  5. E.4.5
Show the answer and explanation

Answer: C (3.5)

Explanation

4th term = a + 3d = 2 + 3(0.5) = 3.5.