Aptitude Practice Question and Answer
8 Q: In the given figure, SX is tangent. SX = OX = OR. If QX=3 cm and PQ = 9 cm. then what is the value (in cm) of OS?
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60093ec01187ab38691985b8- 16false
- 25false
- 34false
- 43true
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Answer : 4. "3 "
Q: In the given figure ABC is an equilateral triangle. Two circles of radius 4 cm and 12 cm are inscribed in the triangle. What is the side (in cm) of an equilateral triangle?
1607 060093e04da57152562aa6f8f
60093e04da57152562aa6f8f- 1$$ {10{\sqrt{3}}}$$false
- 2$$ {14{\sqrt{3}}}$$false
- 324false
- 4$$ {24{\sqrt{3}}}$$true
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Answer : 4. "$$ {24{\sqrt{3}}}$$"
Q: ABCD is a trapezium in which AB is parallel to CD and AB = 4 ( CD ) . The diagonals of the trapezium intersects at O. what is the ratio of area of triangle DCO to the area of the triangle ABO ?
1069 060093cb7a41f3f2fa41eb4a0
60093cb7a41f3f2fa41eb4a0- 11 : 4false
- 21 : 2false
- 31 : 8false
- 41:16true
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Answer : 4. "1:16 "
Q: What is the area ( in cm2 ) of the circumcircle of a triangle whose sides are 6 cm , 8 cm and 10 cm respectively ?
972 060093c3d70bfa73e5e1df2de
60093c3d70bfa73e5e1df2de- 1$$ {275\over 7}$$false
- 2$$ {2200\over 7}$$false
- 3$$ {550\over 7}$$true
- 4$$ {1100\over 7}$$false
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Answer : 3. "$$ {550\over 7}$$"
Q: PQR is an equilateral triangle whose side is 10 cm . What is the value (in cm) of the inradius of triangle PQR ?
1034 060093b2e70bfa73e5e1df01a
60093b2e70bfa73e5e1df01a- 110false
- 2$$ {5\over{\sqrt{3}}}$$true
- 3$$ {10\over{\sqrt{3}}}$$false
- 4$$ {10{\sqrt{3}}}$$false
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Answer : 2. "$$ {5\over{\sqrt{3}}}$$"
Q: If 2x + 3y - 5z = 18 , 3x + 2y + z = 29 and x + y + 3z = 17 , then what is the value of xy + yz + zx ?
1525 060093a20a41f3f2fa41e9efd
60093a20a41f3f2fa41e9efd- 132false
- 246false
- 364false
- 452true
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Answer : 4. "52"
Q: Cost of 8 pencils, 5 pens and 3 erasers is Rs.111. Cost of 9 pencils, 6 pens and 5 erasers is Rs.130. Cost of 16 pencils, 11 pens and 3 erases is Rs. 221 What is the Cost (in Rs) of 39 pencil , 26 pens and 13 erasers ?
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600939c4a41f3f2fa41e9ee4- 1316false
- 2624false
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Answer : 3. "546"
Q: A watch sold for Rs.1440 at 10 % loss, at what price it should be sold so as to earn 15% profit. 4378 05d131eee925caa2d5bbbff39
5d131eee925caa2d5bbbff39- 11820false
- 21830false
- 31840true
- 41850false
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