MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Max bought a gadget for Rs. 21000. If the cost of the gadget after 2 years depreciates to Rs. 18162, find the rate of depreciation. |
| A. | 20% |
| B. | 5% |
| C. | 15% |
| D. | 7% |
| Answer» E. | |
| 2. |
The value of a land increases every year at the rate of 8%. If its value at the end of 3 years be Rs 6000000, find its original value at the beginning of these years. |
| A. | 4762994 |
| B. | 3762994 |
| C. | 3000000 |
| D. | 4000000 |
| Answer» B. 3762994 | |
| 3. |
The value of a gadget worth Rs.10000 is depreciating at the rate of 10% per annum. In how many years will its value be reduced to Rs 6561? |
| A. | 5 |
| B. | 3 |
| C. | 4 |
| D. | 2 |
| Answer» D. 2 | |
| 4. |
The present price of a cycle is Rs 8000. If its value is decreasing every year by 10% then find the price before 3 years. |
| A. | 10977 |
| B. | 10976 |
| C. | 10975 |
| D. | 10974 |
| Answer» E. | |
| 5. |
A new two-wheeler costs Rs. 90000. Its price depreciates at the rate of 10% a year during first two years and the rate of 25% a year thereafter. Find the cost of the two-wheeler after 3 years. |
| A. | 55000 |
| B. | 546750 |
| C. | 50460 |
| D. | 540000 |
| Answer» C. 50460 | |
| 6. |
An apartment of two floors is constructed at the cost of Rs. 5000000. It is depreciating at the rate of 20% per annum. Find its value 3 years after construction. |
| A. | 2400000 |
| B. | 2460000 |
| C. | 2500000 |
| D. | 2560000 |
| Answer» E. | |
| 7. |
Vidhya started a business with initial investment of 500000. She incurred a loss of 2% in the first year and in the second year she gained the profit of 10%. Calculate her net profit earned. |
| A. | 39000 |
| B. | 38000 |
| C. | 41000 |
| D. | 40000 |
| Answer» B. 38000 | |
| 8. |
The annual rate of growth in population of a certain city is 10%. If its present population is 532400, find the population 3 years ago. |
| A. | 404000 |
| B. | 300000 |
| C. | 400400 |
| D. | 400000 |
| Answer» E. | |
| 9. |
Two years ago the population of a village was 4000. If the annual increase during the two successive years be at the rate of 2% & 4%, find the present population. |
| A. | 7074 |
| B. | 7080 |
| C. | 7072 |
| D. | 7000 |
| Answer» D. 7000 | |
| 10. |
The initial population of a country is 1000000. If the birth rate and the death rate is 10% and 4% respectively, then find the population of the country after 2 years. |
| A. | 1126000 |
| B. | 1023600 |
| C. | 1123000 |
| D. | 1123600 |
| Answer» E. | |
| 11. |
The present population of a village is 10000. If it increases at the rate of 2% per annum, find the population after 2 years. |
| A. | 10404 |
| B. | 10004 |
| C. | 10402 |
| D. | 10400 |
| Answer» B. 10004 | |
| 12. |
Fe-57 decays at the constant rate in such a way that it reduces to 50% in 5568 years. Find the age of an old rod which the iron (Fe) is only 12.5% of the original. |
| A. | 16700 |
| B. | 16705 |
| C. | 16704 |
| D. | 16000 |
| Answer» D. 16000 | |
| 13. |
A company increased the production of cars from 15625 in 2002 to 27000 in 2005. Find the annual rate of growth of production of the cars. |
| A. | 15% |
| B. | 2% |
| C. | 10% |
| D. | 20% |
| Answer» E. | |