Aptitude Practice Question and Answer
8 Q: The ratio of the outer and the inner perimeter of a circular path is 23 : 22, If the path is 5 meters wide the diameter of the inner circle is :
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5dd3d93d874d2d52fa323444- 1110 mfalse
- 255 mfalse
- 3220 mtrue
- 4230 mfalse
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Answer : 3. "220 m "
Q: A circular wire of radius 42 cm is bent in the form of a rectangle whose sides are in the ratio of 6 : 5 . The smaller side of the rectangle is
( Take $$ π = 22\over 7$$ ) :
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5dd3d8ada46476101fbd762b( Take $$ π = 22\over 7$$ ) :
- 160 cmtrue
- 230 cmfalse
- 325 cmfalse
- 436 cmfalse
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Answer : 1. "60 cm "
Q: The equidistant point from the vertices of a triangle is called its:
3074 05dd3d814c2282c484e4713d8
5dd3d814c2282c484e4713d8- 1Centroidfalse
- 2Incentrefalse
- 3Circumcentertrue
- 4Orthocenterfalse
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Answer : 3. "Circumcenter "
Q: AD is the median of a triangle ABC and O is the centroid such that AO = 10 cm. The length of OD (in cm) is
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5dd3d7bfbfcbc45cddeebd2d- 114false
- 25true
- 36false
- 48false
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Answer : 2. "5"
Q: In triangle PQR, points A, B and C are taken on PQ, PR and QR respectively such that QC = AC and CR = CB. If ∠QPR = 40°, then ∠ACB is equal to:
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5dd3d746a46476101fbd7622- 1$$140^°$$false
- 2$$40^°$$false
- 3$$70^°$$false
- 4$$100^°$$true
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Answer : 4. "$$100^°$$ "
Q: O is the center and are ABC subtends an angle of 1300 at O. AB is extended to P, then ∠PBC is
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5dd3d6bda46476101fbd7615- 1$$75^°$$false
- 2$$ 70^°$$false
- 3$$65^°$$true
- 4$$80^°$$false
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Answer : 3. "$$65^°$$ "
Q: ∆ DEF is right angle at E. if m∠F = 300 Then Find the value of $$\left( cos D - {1\over 2}\right)$$ = ?
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5dd3b511874d2d52fa31f8c7- 1$$-{1\over2}$$false
- 2$${{6}- \sqrt{1}}\over 3 $$false
- 3$${\sqrt{2}- 2}\over 2\sqrt{2} $$true
- 4$${\sqrt{2}- 2} $$false
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Answer : 3. "$${\sqrt{2}- 2}\over 2\sqrt{2} $$"
Q: ∆ ABC is right angle at B. If m∠C = 450 Then find the value of ( cosec A - √3) = ?
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5dd3b49fa46476101fbd3bc0- 1$${{4}- \sqrt{3}}\over 2 $$false
- 2$$\sqrt{2}-\sqrt{3} $$true
- 3$${- \sqrt{3}}\over 2 $$false
- 4$${{6}- \sqrt{1}}\over 3 $$false
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