Aptitude Practice Question and Answer
8 Q: Find the forth proportional to $${ x^{2}b^{2}c^{3}}$$, $${ x^{3}bc^{4}}$$ and $${ x^{4}b^{2}c^{2}}$$.
829 05f4e14eb5e74bc4ee554c402
5f4e14eb5e74bc4ee554c402- 1$${ x^{5}bc^{3}}$$true
- 2$${ x^{4}bc^{2}}$$false
- 3$${ x^{5}b^{3}c^{3}}$$false
- 4$${ x^{5}b^{2}c^{5}}$$false
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Answer : 1. "$${ x^{5}bc^{3}}$$"
Q: The lengths of the lengths placed on the sides of a point inside an equilateral triangle are 6 cm, 8 cm and 10 cm. What is the area of the triangle?
690 05f4df72482369c1d6113e0f2
5f4df72482369c1d6113e0f2- 1$$ {48\ cm^{2}}$$false
- 2$$ {16\sqrt{3}}\ cm^{2}$$false
- 3$$ {192\sqrt{3}}\ cm^{2}$$true
- 4$$ {192 \ cm^{2}}$$false
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Answer : 3. "$$ {192\sqrt{3}}\ cm^{2}$$ "
Q: Find the area of the largest triangle made in a semicircle of r cm radius?
770 05f4df2f882369c1d6113bee5
5f4df2f882369c1d6113bee5- 1$$ {2r \ cm^{2}}$$false
- 2$$ {r^{2} \ cm^{2}}$$true
- 3$$ {2\ cm^{2}}$$false
- 4$$ {1\over 2}{r^{2}}\ {cm^{2}}$$false
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Answer : 2. "$$ {r^{2} \ cm^{2}}$$"
Q: Find the area of the circle formed in an equilateral triangle of side 42 cm. Using (π=22/7)
801 05f4df35082369c1d6113c1ae
5f4df35082369c1d6113c1ae- 1$$ 231 \ cm^{2}$$false
- 2$$ 462 \ cm^{2}$$true
- 3$$ {22 \sqrt{3}}\ cm^{2}$$false
- 4$$ 924 \ cm^{2}$$false
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Answer : 2. " $$ 462 \ cm^{2}$$"
Q: The angle of elevation of the foot of a house from the top of a tower is twice the angle made with the top of this house. If the height of the tower is 75 meters. And the elevation angle of the foot of the house from the top of the tower is 60 degrees. So what is the height of the house?
942 05f4df7f6ff09f8700a308986
5f4df7f6ff09f8700a308986- 125 meterfalse
- 237.5 meterfalse
- 350 metertrue
- 460 meterfalse
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Answer : 3. "50 meter"
Q: From a point P on a level ground, the angle of elevation of the top tower is 30°. If the tower is 100 meter high, the distance of point P from the foot of the tower is:
853 05f4df78f82369c1d6113e32d
5f4df78f82369c1d6113e32d- 1149 meterfalse
- 2156 meterfalse
- 3173 metertrue
- 4200 meterfalse
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Answer : 3. "173 meter"
Q: How much parts of the pits, which are 48 meters long, 16.5 meters wide and 4 meters deep, can be filled in the soil, which is obtained by cylindrical tunnel of 4 meters diameter and 56 meters long?
775 05f4df6cd82369c1d6113def5
5f4df6cd82369c1d6113def5- 1$$ {1\over 9}$$false
- 2$$ {2\over 9}$$true
- 3$$ {7\over 9}$$false
- 4$$ {8\over 9}$$false
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Answer : 2. "$$ {2\over 9}$$"
Q: Two 6 cm diameter balls dipped in a 6 cm radius cylindrical vessel of water. Find the height of water in the vessel?
971 05f4df649ff09f8700a307c8b
5f4df649ff09f8700a307c8b- 11 cmfalse
- 22 cmtrue
- 33 cmfalse
- 44 cmfalse
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