Aptitude Questions Practice Question and Answer
8 4 4 Answer : 2. "0"
4 4 4 4 4 Answer : 3. "12.5 cm"
4 Q:
64353609fe7040b1cc2bef09
Q: Length of a train is 300 metre. It’s speed is 72 km/hour. In how many seconds it can cross a pole? 1029 05d15fd8e44a3a75f13296b87
5d15fd8e44a3a75f13296b87- 118 secondsfalse
- 215 secondstrue
- 312 secondsfalse
- 420 secondsfalse
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Answer : 2. "15 seconds"
Q: The Value of logtan10+logtan20+⋯⋯+logtan890 is 1016 15b5cc7d0e4d2b41977751204
5b5cc7d0e4d2b41977751204- 1-1false
- 20true
- 31/2false
- 41false
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Answer : 2. "0"
Explanation :
Answer: B) 0 Explanation: = log tan10+log tan890 + log tan20+ log tan880+⋯⋯+log tan450 = log [tan10 × tan890] + log [tan20 × tan880 ] +⋯⋯+log1 ∵ tan(90-θ)=cotθ and tan 450=1 = log 1 + log 1 +.....+log 1 = 0.
Q: 270 metre long train running at 10 km/hrs crosses another train running at 80 km/hrs. in 20 seconds Trains are running in opposite direction. Length of seconds train? 1011 05d15e01044a3a75f13296b30
5d15e01044a3a75f13296b30- 1240 metrefalse
- 2320 metrefalse
- 3260 metrefalse
- 4230 metretrue
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Answer : 4. "230 metre"
Q: The simple interest on a sum of money is $${4\over 9}$$of the principal and the number of years is equal to the rate percent per annum. The rate per annum is : 1003 05cfdfdf770433d6f12b54050
5cfdfdf770433d6f12b54050- 15%false
- 2$$6{2\over3}\%$$true
- 36%false
- 4$$7{1\over5}\%$$false
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Answer : 2. "$$6{2\over3}\%$$"
Q: A shopkeeper earns a profit of shopkeeper earns a profit of 25% after giving a discount of 20%. Find the ratio between the cost price and the marked price. 988 15d134055d2441c3c5ff90aa4
5d134055d2441c3c5ff90aa4- 125:16false
- 216:25true
- 316:27false
- 427:10false
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Answer : 2. "16:25"
Q: A fruit seller buys lemons two for Rs 1 and sells at 5 for Rs 3 rate. Find his profit percent. 939 05d133acf40daee3c552fcb1a
5d133acf40daee3c552fcb1a- 110false
- 215false
- 320true
- 425false
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Answer : 3. "20 "
Q: A flagstaff 17.5 m high casts a shadow of length 40.25 m. What will be the height of a building, which casts a shadow of length 28.75 m under similar conditions ? 890 15b5cc6f4e4d2b4197774f013
5b5cc6f4e4d2b4197774f013- 114 cmfalse
- 213.5 cmfalse
- 312.5 cmtrue
- 411.4 cmfalse
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Answer : 3. "12.5 cm"
Explanation :
Answer: C) 12.5 cm Explanation: Let the required height of the building be x meter More shadow length, More height(direct proportion) Hence we can write as (shadow length) 40.25 : 28.75 :: 17.5 : x⇒ 40.25 × x = 28.75 × 17.5⇒ x = 28.75 × 17.5/40.25= 2875 × 175/40250= 2875 × 7/1610= 2875/230= 575/46= 12.5 cm
Q: Sample Question
180 064353609fe7040b1cc2bef09
64353609fe7040b1cc2bef09- 1wfalse
- 2xfalse
- 3ytrue
- 4zfalse
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Answer : 3. "y"
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