Aptitude Practice Question and Answer
8 Q: If xy(x+y)=1, then is equal to-
829 05efeaecc7228dd6b06e748b8
5efeaecc7228dd6b06e748b8- 10false
- 21false
- 33true
- 4-2false
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Answer : 3. "3"
Q: is equal to
908 05efeae6a9bfe193cd14b72c3
5efeae6a9bfe193cd14b72c3- 1true
- 2false
- 3false
- 4false
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Answer : 1. " "
Q: P and Q are center of two circles with radii 9 cm and 2 cm respectively, where PQ = 17 cm, R is the center of another circle of radius x cm, which touches each of the above two circles externally. If ∠PRQ = 90 °, then the value of x is
834 05efeae637228dd6b06e74887
5efeae637228dd6b06e74887- 17 cmfalse
- 28 cmfalse
- 34 cmfalse
- 46 cmtrue
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Answer : 4. "6 cm "
Q: What is the length of the radius of the circumcircle of the equilateral triangle, the length of whose side is 6√3 cm?
959 05efeae0a9bfe193cd14b72a2
5efeae0a9bfe193cd14b72a2- 16√3 cmfalse
- 26.5 cmfalse
- 35.4 cmfalse
- 46 cmtrue
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Answer : 4. "6 cm"
Q: Inside a square ABCD, triangle BEC is an equilateral triangle. If CE and BD intersect at O, then ∠BOC is equal to?

2310 05efeadb7eb90be58c595fea0
5efeadb7eb90be58c595fea0- 160°false
- 275°true
- 390°false
- 4120°false
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Answer : 2. "75°"
Q: A can complete a piece of work in 18 days, B in 20 days and C in 30 days. B and C together start the work and are forced to leave after 2 days. The time taken by A alone to complete the remaining work is?
1092 05efead3cd4461c5b47dce856
5efead3cd4461c5b47dce856- 116 daysfalse
- 210 daysfalse
- 312 daysfalse
- 415 daystrue
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Answer : 4. "15 days"
Q: Given that ( 12 +22+32+………..+102)=385, the value of (22+42+62+……202) is equal to
898 05efeac117228dd6b06e74744
5efeac117228dd6b06e74744- 1770false
- 21155false
- 31540true
- 4385false
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Answer : 3. "1540"
Q: If the circumradius of an equilateral triangle ABC be 8 cm, then the height of the triangle is
1260 05efeac089bfe193cd14b70cb
5efeac089bfe193cd14b70cb- 18 cmfalse
- 212 cmtrue
- 316 cmfalse
- 46 cmfalse
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