Index Numbers (p-2) Maths (commerce) - Index Numbers (p-2)

• A
  $\frac{\frac{\sum p_1 q_0}{\sum p_0 q_1}+\frac{\sum p_0 q_1}{\sum p_1 q_0}}{2} \times 100$
• B
  $\frac{\frac{\sum p_1 q_1}{\sum p_0 q_0}+\frac{\sum p_0 q_0}{\sum p_1 q_1}}{2} \times 100$
• ✓
  $\frac{\frac{\sum p_1 q_0}{\sum p_0 q_0}+\frac{\sum p_1 q_1}{\sum p_0 q_1}}{2} \times 100$
• D
  $\frac{\frac{\sum p_{0 q_0}}{\sum p_{10} q_0}+\frac{\sum p_{0 q_1}}{\sum p_{11} q_1}}{2} \times 100$

Answer: C.

• A
  $\frac{\sum p_0 q_0}{\sum p_1 q_0} \times 100$
• B
  $\frac{\sum p_0 q_1}{\sum p_1 q_1} \times 100$
• C
  $\frac{\sum p _1 q _0}{\sum p _0 q _0} \times 100$
• ✓
  $\frac{\sum p_1 q_1}{\sum p_0 q_1} \times 100$

Answer: D.

• A
  $\frac{\sum p_0 q_0}{\sum p_1 q_0} \times 100$
• B
  $\frac{\sum p_0 q_1}{\sum p_1 q_1} \times 100$
• ✓
  $\frac{\sum p_1 q_0}{\sum p_0 q_0} \times 100$
• D
  $\frac{\sum p_1 q_1}{\sum p_0 q_1} \times 100$

Answer: C.

• A
  $\sum \frac{p_1 q_0 w}{p_0 q_0 w} \times 100$
• B
  $\sum \frac{p_0 q_1 w}{p_0 q_0 w} \times 100$
• C
  $\frac{\sum p_1 q_1 w}{\sum p_0 q_1 w} \times 100$
• ✓
  $\frac{\sum p_1 q_1 w}{\sum p_0 q_0 w} \times 100$

Answer: D.

• A
  $\sum \frac{q_1 w}{q_0 w} \times 100$
• B
  $\quad \sum \frac{q_0 w}{q_1 w} \times 100$
• ✓
  $\frac{\sum q_1 w}{\sum q_0 w} \times 100$
• D
  $\frac{\sum q_0}{\sum q_1} \times 100$

Answer: C.