## Percentage, Profit and Loss Questions and Answers Part-2

1. The cost of a diamond varies directly as the square of its weight. Once, this diamond broke into four pieces with weights in the ratio 1:2:3:4. When the pieces were sold, the merchant got Rs 70,000 less. Find the original price of the diamond.
a) Rs 1.4 lakh
b) Rs 2.0 lakh
c) Rs 1.0 lakh
d) Rs 2.1 lakh

Explanation:

2. I bought 5 pens, 7 pencils and 4 erasers. Rajan bought 6 pens, 8 erasers and 14 pencils for an amount which was half more than what I had paid. What percent of the total paid by one was paid for the pens?
a) 37.5%
b) 62.5%
c) 50%
d) None of these

Explanation:

3. Instead of a metre scale cloth merchant uses a 120 cm scale while buying but uses an 80 cm scale while selling the same cloth. If he offers a discount of 20 per cent of cash payment, what is his overall per cent profit?
a) 20%
b) 25%
c) 40%
d) 15%

Explanation:

4. A student gets an aggregate of 60% marks in five subjects in the ratio 10:9:8:7:6. If the passing marks are 50% of the maximum marks and each subject has the same maximum marks, in how many subjects did he pass the exam?
a) 2
b) 3
c) 4
d) 5

Explanation:

5. After allowing a discount of 11.11%, a trader still makes a gain of 14.28%. At how many per cent above the cost price does he mark his goods?
a) 28.56%
b) 35%
c) 22.22%
d) None of these

Explanation:

6. Fresh grapes contain 90% water while dry grapes contain 20% water. What is the weight of dry grapes obtained from 20 kg of fresh grapes?
a) 2 kg
b) 2.5 kg
c) 2.4 kg
d) None of these

Explanation:

7. A man earns x % on the first 2000 rupees and y % on the rest of his income. If he earns Rs 700 from Rs 4000 and Rs 900 from Rs 5000 of income, find x
a) 20
b) 15
c) 25
d) None of these

Explanation:

8. One bacterium splits into eight bacteria of the next generation. But due to environment only 50% of one generation can produce the next generation. If the seventh generation number is 4096 million, then what is the number in first generation?
a) 1 million
b) 2 million
c) 4 million
d) 8 million

Explanation:

9.In a company 40% are male, out of which 75% earn a salary of 25,000 plus. If 45% of the employees 25,000 plus salaries, what is the fraction of female employees earning less than or equal to 25,000?
a) 1/4
b) 3/7
c) 3/4
d) 5/9