Key in the AP answer

Exercise and reference answers

Questions

1. Answer

   4

   Question

   For the AP 3, 7, 11, 15, what is the common difference?

2. Answer

   19

   Question

   For the AP 3, 7, 11, 15, what is the 5th term?

3. Answer

   29

   Question

   For the AP 2, 5, 8, what is the 10th term?

4. Answer

   15

   Question

   What is the sum of the first 5 terms of the AP 1, 2, 3, 4, 5?

Instructions

Work out each answer and key it in on the pad.

Explanation