Aptitude Practice Question and Answer
8 Q: What is the highest common factor of 2x3 + x2 -x -2 and 3x3- 2x2 + x - 2 ?
1894 060112efcaf82aa3010a21537
60112efcaf82aa3010a21537- 1x – 1true
- 2x + 1false
- 32x + 1false
- 42x – 1false
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Answer : 1. " x – 1"
Q: How may digit are required to write numbers from 1 to 50?
1893 05dbbfadbdc36f4476522605a
5dbbfadbdc36f4476522605a- 1100false
- 292false
- 391true
- 450false
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Answer : 3. "91"
Q: Solve the following equation.
1893 05d70dc5d60d0a53645a49df5
5d70dc5d60d0a53645a49df5- 14false
- 25false
- 310true
- 412false
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Answer : 3. "10"
Q: Average age of 6 boys is 14 years. Average age of 11 girls is 12 years. What is the average age (in years) of all boys and girls?
1893 160642806cfdbf24a55622d91
60642806cfdbf24a55622d91- 119.3false
- 214.6false
- 312.7true
- 48.5false
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Answer : 3. "12.7"
Q: A can finish a piece of work in 18 days and B can do the same work in half the time taken by A. Then working together. What part of the same work they an finish in a day? 1893 05cf0f058c97a225730e3b24b
5cf0f058c97a225730e3b24b- 1$${1\over 6}$$true
- 2$${2\over 5}$$false
- 3$${1\over 9}$$false
- 4$${2\over 7}$$false
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Answer : 1. " $${1\over 6}$$"
Q: 10 men can complete a piece of work in 15 days. They started work and after five days 10 women joined them and the work has finished in next 5 days. In how many days can 25 women finish the same piece of work?
1893 05ee20027ebfcbb050457de58
5ee20027ebfcbb050457de58- 14 daysfalse
- 25 daysfalse
- 36 daystrue
- 48 daysfalse
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Answer : 3. "6 days"
Q: A motorboat covers a certain distance downstream in a river in 3 hours. It covers the same distance upstream in 3 and half an hour. If the speed of the water is 1.5 km / h, then the speed of the boat in still water is:
1893 05f23dd8b1436461f6a2f3713
5f23dd8b1436461f6a2f3713- 119.5 km/htrue
- 219 km/hfalse
- 317 km/hfalse
- 417.5 km/hfalse
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Answer : 1. "19.5 km/h"
Q: Three pipes A, B and C can fill a cistern in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The time taken by C alone to fill the cistern is_
1892 05f59f50bdc518b408a3d1724
5f59f50bdc518b408a3d1724- 110 hoursfalse
- 212 hoursfalse
- 314 hourstrue
- 416 hoursfalse
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