In terms of percentage profit which is the best transaction ? C.P. (in Rs.) Profit (in Rs.) i. 36 17 ii. 50 24 iii. 40 19 iv. 60 29

Answer: Option D

In such type of pattern based question adopt option approach,
1^st → Check largest value of cost price
2^nd → Check smallest value of cost price
mark the answer which is greatest.
$$\begin{array}{rl}& \text{Option D}\\ & {\text{1}}^{\text{st}}\to \frac{29}{60}\times 100\\ & =48.33\\ & \text{Option A}\\ & {\text{2}}^{\text{nd}}\to \frac{17}{36}\times 100\\ & =47.22\left(\text{wrong}\right)\end{array}$$