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Percentage: Problem and Solution Part - 6
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Percentage problem for different examination like CAT, XAT, SNAP etc

## Bharat Gupta is teaching live on Unacademy Plus

Bharat Gupta
An engineer by degree Mathematician by Heart. Having 23 years of teaching experience. 10% discount code BHARAT_GUPTA

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Sir cat question can be solved like this only in short form let 5pen + 7pencil + 4eraser =100 6pen + 14 pencil + 8 Eraser =150 That means 1 pen + 7pencil + 4 eraser =50 Subtracting equation 1st and 3 4 pen =50 1 pen =12.5 And 5 pen 62.5 which is percentage of pen
sir, at 10:32 they was asking for percentage of participant selected
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1. Percentage Problem Er. Bharat Gupta Having 20 years of teaching experience. Authored several books published by Pearson, Vikas, Unique publication etc Any query or suggestion, share your comments.

2. The manufacturing cost of a car consists of three expenses namely cost of raw material, cost on labour and other expenses. In a year the expenses on these was in the ratio 4:3:2 respectively. The next year cost of raw material increased by 10%, cost on labour increased by 8% but other expenses decreased by 5%. what is the percentage increase in the price of a car? a. 5 % 5 b. 6% c. 5% e. None of these 9

3. The manufacturing cost of a car consists of three expenses namely cost of raw material, cost orn labour and other expenses. In a year the expenses on these was in the ratio 4:3:2 respectively. The next year cost of raw material increased by 10%, cost on abour increased by 8% but other expenses decreased by 5%. what is the percentage increase in the price of a car? a, 5 % 5 5 b. 6% 5% d, 6 % 9 e. None of these 4 2 5 V 2

4. Sonali invests 15% of her monthly salary in insurance policies. She spends 55% of her monthly salary in shopping and on household expenses. She saves the remaining amount of 12,750 What is Sonali's monthly income? a. 42,500 ISNAP (2009)] b. 38,800 c. 40,000 d. 35,500

5. Sonali invests 15% of her monthly salary in insurance policies. She spends 55% of her monthly salary in shopping and on household expenses. She saves the remaining amount of 12,750 What is Sonali's monthly income? a. 42,500 [SNAP (2009)] b. 38,800 c. 40,000 d. 35,500 Sovi . 30x = 1275 3D

6. In view of the present global financial crisis, the Finance Minister decided to slash the excise duties to boost demand and propel economic growth. The excise duty on cement was reduced by 30% of its present amount to boost the spending in the infrastructure. What should be the percentage increase in the consumption of cement so that the revenue of the government remains unchanged? a.422% b. 423% c. 342% d. 342% [FMS (2009)] 5 6 6

7. In view of the present global financial crisis, the Finance Minister decided to slash the excise duties to boost demand and propel economic growth. The excise duty on cement was reduced by 30% of its present amount to boost the spending in the infrastructure. What should be the percentage increase in the consumption of cement so that the revenue of the government remains unchanged? a. 423% [FMS (2009)] 5 6 5 b. 426 % c. 34) 90 d. 34 % 3 42 % :/, wen-we = 9

8. I bought 5 pens, 7 pencils and 4 erasers. Rajan bought 6 pens, 8 eraser and 14 pencils for an amount which was half more what I had paid. What percent of the total amount paid by me paid for the pens? a. 37.5% [CAT Exam 1998] b. 62.5% c. 50% d. None of these

9. I bought 5 pens, 7 pencils and 4 erasers. Rajan bought 6 pens, 8 eraser and 14 pencils for an amount which was half more what I had paid. What percent of the total amount paid by me paid for the pens? a. 37.5% [CAT Exam 1998] b. 62.5% c. 50% d. None of these en en , ona paid ou dm am awanr 12 f

10. There are some coins and rings of either gold or silver in a box. 60% of the objects are coins, 40% of the rings are of gold and 30% of the coins are of silver, what is the percentage of gold articles? a. 16 b. 27 C. 58 d. 70