A man buys a chair and table for Rs. 6000. He sells the chair at a loss of 10% and the table at gain of 10%. He still gains Rs. 100 on the whole. Cost price of chair is:

Farmer Jones sold a pair of cows for Rs.210, on one he made a profit of ten percent and on the other he lost ten percent. Altogether he made a profit of five percent. How many did each cow originally cost him?

• [A] 120, 80
• [B] 150, 60
• [C] 130, 60
• [D] 100, 80
• [E] 150, 50

Profit selling 10 candles equals selling price of 3 bulbs. While loss on selling 10 bulbs equal selling price of 4 candles. Also profit percentage equals to the loss percentage and cost of a candle is half of the cost of a bulb. What is the ratio of selling price of candles to the selling price of a bulb?

• [A] 5:4
• [B] 3:2
• [C] 4:5
• [D] 3:4

l % of a population are literates, f % of the literates are females and m% of the illiterates are males. Find the ratio of literate males to that of illiterate females

• [A] (100 – f).l/(100 – m)
• [B] (m/f) . d
• [C] [(100 – m).l/(100 – f). (100 – l)] 
• [D] [(100 – f).l] / [(100 – m) (100 – l)]

A and B started a business with 1500 and 2500 and got a profit 800 Rs. Half of the profit is shared equally the remaining is shared according to their investment. Find their profits respectively?

• [A] 400 Rs. & 400 Rs.
• [B] 500 Rs. & 300 Rs.
• [C] 300 Rs. & 500 Rs.
• [D] 350 Rs. & 450 Rs.
• [E] 450 Rs. & 350 Rs.

A trader sells two brands of petrol; one is Extra Premium and other one is speed. He mixes 12 litres Extra Premium with 3 litres of speed and by selling this mixture at the price of Extra Premium he gets the profit of 9.09. If the price of Extra Premium Rs. 48 per litre, then the price of Speed is:

• [A] Rs. 38 per litre
• [B] Rs. 42 per litre
• [C] Rs. 28 per litre
• [D] Rs. 18 per litre
• [E] None of These