Maths Practice Question and Answer
8Q: Average age of 21 men reduces by 1 year when a man of 32 years is replaced by a child. What is the age of that child? 2310 05d19d5011388cd24f0860efa
5d19d5011388cd24f0860efa- 110 yearsfalse
- 211 yearstrue
- 39 yearsfalse
- 48 yearsfalse
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Answer : 2. "11 years"
Explanation :
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Q: A 300-meter-long train moving with an average speed of 126 km/hr. crosses a platform in 24 seconds. A man crosses the same the same platforms in 5 minutes. What is the speed of man in meter/second?
2309 05d860a43bd0b79109e784545
5d860a43bd0b79109e784545- 11.5 metre/secondtrue
- 21.2 metre/secondfalse
- 31.5 metre/secondfalse
- 4Cannot be determinedfalse
- 5None of thesefalse
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Answer : 1. "1.5 metre/second"
Q: A sum of money becomes $${7\over6}$$ of itself in 3 years at a certain rate of simple interest. The rate of interest per annum is: 2309 15cfdf50598d53c6bd3f9d354
5cfdf50598d53c6bd3f9d354- 1$$5{5\over9}\%$$true
- 2$$6{5\over9}\%$$false
- 318%false
- 425%false
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Answer : 1. "$$5{5\over9}\%$$"
Q: The maximum number of students among whom 1001 pens and 910 pencils can be distributed in such a way that each student gets same number of pens and same number of pencils, is:
2308 05db0306bc386724da53b2057
5db0306bc386724da53b2057- 191true
- 2910false
- 31001false
- 41911false
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Answer : 1. "91 "
Q:The following line graph gives the percentage of the number of candidates who qualified an examination out of the total number of candidates who appeared for the examination over a period of seven years from 1994 to 2000.
If the number of candidates qualified in 1998 was 21200, what was the number of candidates appeared in 1998?
2307 05e799a058560ba13b0273678
5e799a058560ba13b0273678- 132000false
- 228500false
- 326500true
- 425000false
- 5None of thesefalse
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Answer : 3. "26500"
Q: The angles of elevation of top and bottom of flag kept on a flag post from 30 metres distance, are 45 ° and 30 ° respectively. Height of the flag is [ taking 13 = 1.732)
2307 05f0c09e06d43556009428cc6
5f0c09e06d43556009428cc6- 114.32 mfalse
- 212.68 mtrue
- 312 √3 mfalse
- 415 mfalse
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Answer : 2. "12.68 m "
Q: If P713 is divisible by 11, find the number P?
2307 05e7c48e7959a5b337ece333e
5e7c48e7959a5b337ece333e- 15false
- 26false
- 37false
- 49true
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Answer : 4. "9"
Q:Directions: The following pie-chart represents the result of 600 successful students in various subject of an examination. Study the Pie-chart and answer question.
The ratio of students who passed in Bengali, to the students who passed in History is
2307 05ee30031f72c0e153c805a7a
5ee30031f72c0e153c805a7a- 11 : 2false
- 22 : 1true
- 33 : 4false
- 43 : 5false
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