What is his overall profit (in Rs.) in the four months?

Direction: These questions are based on the information given below:

A Greek Merchant sells a certain medicated oil during the month I, Month II and month III and month IV. Every month the merchant buys 100 liters of the oil at a price of the earlier month and sells it at a price 10% more than that of the present month. The prices of the oil in the month before month I, month II, month III and month IV are Rs. 1200, Rs. 1000, Rs. 1400, Rs. 1300, and Rs. 1100 respectively per liter. He also employed workers with him during these months. The number of workers with him in month I, month II, month III and month IV are 3, 4, 9 and 8 respectively. A worker was paid Rs. 10 per day. (Assume that there are 30 days to every month)

A person having bought goods for Rs. 400 sells half of it at a gain of 5%, at what gain % must he sell the remainder so as to gain 20% on the whole?

• [A] 30%
• [B] 32%
• [C] 34%
• [D] 35%

A dealer allows his customer a discount of 25% and still gains 25%. If cost price of a radio is Rs. 1,440, its marked price is:

• [A] Rs. 2500
• [B] Rs. 2440
• [C] Rs. 2400
• [D] Rs. 2020

Ajay bought a motor cycle for Rs. 50,000. 2 years later he sold it to Vijay at 10% less of the cost price. Vijay spend 5% of the purchasing price on its maintenance. Later Vijay displayed the sale price of his motorcycle Rs. 50,000. Chetan wanted to purchase it at 15% discount but Vijay gave him two successive discounts of 10% and 5% instead of 15% in one time. What is the actual discount availed by Chetan?

• [A] 15%
• [B] 15.5%
• [C] 14.5 %
• [D] 16.5%
• [E] Cannot determined

David sells his Laptop to Goliath at a loss of 20% who subsequently sells it to Hercules at a Profit of 25%. Hercules, after finding some defect in the laptop, returns it to Goliath but could recover only Rs. 4.50 for every Rs. 5 he had paid. Find the amount at Hercules' loss if David had paid Rs. 1.75 lakh for the laptop.

• [A] 3500
• [B] 2500
• [C] 17,500
• [D] 20,000
• [E] None of these

The difference between a discount 40% on Rs. 500 and two successive discounts of 30% and 10% the same amount is:

• [A] Rs. 20
• [B] Rs. 10
• [C] Rs. 15
• [D] Rs. 0