Aptitude Practice Question and Answer
8 Q: α and β is two root of a equations $$2x^2-7x+ 12=0 $$ then the value of $$ {α \over β } + {β \over α }=? $$
1812 15e5cce98074319409ea12078
5e5cce98074319409ea12078- 124false
- 2$$ {1 \over 24 }$$true
- 312false
- 4$$ {1 \over 12 }$$false
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Answer : 2. "$$ {1 \over 24 }$$"
Q:Direction : What should come in place of the question (?) in the following question.
140% of 450 + 24% of 650 =?
1811 05da0627477652578d4f02810
5da0627477652578d4f02810- 1786true
- 2474false
- 3800false
- 4488false
- 5None of thesefalse
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Answer : 1. "786"
Q: Rs 1250 becomes Rs 1352 after a certain period at the rate of 4% per annum. Find out the period of investment, if interest add in principal after every year? 1810 05d12146236b7496de237f5d1
5d12146236b7496de237f5d1- 14 yearsfalse
- 22 yearstrue
- 33 yearsfalse
- 45 yearsfalse
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Answer : 2. "2 years"
Explanation :
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Q: The average age of students in a class is 15.8 years. The average age of boys in the class is 16.4 years and that of the girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is:
1810 05ed73fd04bd6e60aba370eb4
5ed73fd04bd6e60aba370eb4- 11: 4false
- 24 : 2false
- 32 : 3true
- 43 : 4false
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Answer : 3. "2 : 3"
Q: The simple interest on an amount of 2,800 at the end of 3 years is Rs 420. What will be the simple interest at Rs 3200 for the same rate and for the same period?
1810 05f1aa8c48ae6514e222d1dd8
5f1aa8c48ae6514e222d1dd8- 1Rs .480true
- 2Rs. 560false
- 3Rs. 440false
- 4Rs. 640false
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Answer : 1. "Rs .480"
Q: In how much time a train 270-meter-long running at 54 km/hrs. Can cross a person? 1809 05d15d74c44a3a75f13296a9d
5d15d74c44a3a75f13296a9d- 118 secondtrue
- 215 secondfalse
- 312 secondfalse
- 420 secondfalse
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Answer : 1. "18 second"
Explanation :
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Q: The side of a square is 8 cm. If a square is made by joining the mid points of each sides of this square and this process goes up to infinity. Calculate the sum of areas of all the squares made.
1809 060c1988fc8f0c93c707628aa
60c1988fc8f0c93c707628aa- 1128 $$cm^2$$true
- 2256 $$cm^2$$false
- 364 $$cm^2$$false
- 432 $$cm^2$$false
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Answer : 1. "128 $$cm^2$$"
Q:Direction (94-98): Study the following table to answer the given questions.
Centre and Post-wise Numbered of candidate
Which centre has the highest number of candidates?
1808 05da400f4d69109270473a035
5da400f4d69109270473a035Centre and Post-wise Numbered of candidate
- 1Delhifalse
- 2Kolkatafalse
- 3Hyderabadfalse
- 4Mumbaitrue
- 5None of thesefalse
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