Lockdown series 2

1. A merchant makes a profit of 20% by selling an article. What would be the percentage change in the profit percent had he paid 10% less for it and the customer paid 10% more for it?

 (a) 120%
(b) 125%
(c) 133.33%
(d) 150%

2. An article costing 20 rupees was marked 25% above the cost price. After two successive discounts of the same percentage, the customer now pays 20.25 rupees. What would be the percentage change in profit had the price been increased by the same percentage twice successively instead of reducing it?

(a) 3600%
(b) 3200%
(c) 2800%
(d) 4000%

3. Jonny has two cycles and one rickshaw. The rickshaw is worth 96Rupees. If he sells the rickshaw along with the first cycle, he has an amount double that of the value of the second cycle. But if he decides to sell the rickshaw along with the second cycle, the amount received would be less than the value of first cycle by 306Ruppes. What is the value of first cycle?

(a) 900
(b) 600
(c) 498
(d) None of these

4. 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 4.50 rupees for every 5 Rupees he had paid. Find the amount of Hercules’ loss if David had paid 1.75 lakh for the laptop.
(a)  3500
(b) 2500
(c) 17,500 
(d) None of these

5. A dishonest shopkeeper, at the time of selling and purchasing, weighs 10% less and 20% more per kilogram respectively. Find the percentage of profit earned by treachery. (Assuming he sells at Cost Price)
(a) 30%
(b) 20%
(c) 25%
(d) 33.33%