CAT Practice Question and Answer
8Q: In what time will Rs. 3300 becomes Rs. 3399 at 6% per annum interest compounded half-yearly ? 2369 05b5cc701e4d2b4197774f175
5b5cc701e4d2b4197774f175- 1Quarter monthsfalse
- 2Half yeartrue
- 32 yearsfalse
- 41 yearfalse
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Answer : 2. "Half year"
Explanation :
Answer: B) Half year Explanation: 3300 ----- 3% ↑ (1st time interval, 99) → 3399. Here, time interval is given as half-yearly i.e. 6 months.
Q: Which gymnospermic plant cures rheumatism? 2368 05b5cc69ae4d2b4197774c797
5b5cc69ae4d2b4197774c797- 1Ephedrafalse
- 2Pinusfalse
- 3Araucariafalse
- 4Gnetumtrue
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Answer : 4. "Gnetum"
Explanation :
Answer: D) Gnetum Explanation: Oil from Gnetum spp a gymnosperm belonging to the family Gnetaceae is used to relieve the effects of rheumatism The lianas and shrubs of Gnetum are found in the rain forests of the western ghats.
Q: If the sides of a triangle are 26 cm, 24 cm and 10 cm, what is its area ? 2363 05b5cc6dce4d2b4197774e988
5b5cc6dce4d2b4197774e988- 1108 sq.cmfalse
- 2112 sq.cmfalse
- 3116 sq.cmfalse
- 4120 sq.cmtrue
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Answer : 4. "120 sq.cm"
Explanation :
Answer: D) 120 sq.cm Explanation: The triangle with sides 26 cm, 24 cm and 10 cm is right angled, where the hypotenuse is 26 cm. Area of the triangle =1/2 x base x height => 1/2 x 24 x 10 = 120 sq.cm
Q: Poison glands of snakes are homologous to 2359 05b5cc6aee4d2b4197774d153
5b5cc6aee4d2b4197774d153- 1sebaceous glands of mammalsfalse
- 2salivary glands of vertebratestrue
- 3stings of raysfalse
- 4electric organs of fishesfalse
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Answer : 2. "salivary glands of vertebrates"
Explanation :
Answer: B) salivary glands of vertebrates Explanation: Here Homologous Means having the same relation or relative position or structure. Here in snakes poison is in glands and here salivary glands are in Vertebrates.
Q: Two trains start from same place at same time at right angles to each other. Their speeds are 36km/hr and 48km/hr respectively. After 30 seconds the distance between them will be ? 2356 05b5cc731e4d2b4197774f819
5b5cc731e4d2b4197774f819- 1900 mtsfalse
- 2300 mtsfalse
- 3250 mtsfalse
- 4500 mtstrue
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Answer : 4. "500 mts"
Explanation :
Answer: D) 500 mts Explanation: Using pythagarous theorem,distance travelled by first train = 36x5/18x30 = 300mdistance travelled by second train = 48x5/18x30 = 400mso distance between them =√( 90000 + 160000) = √250000 = 500mts.
Q: Entomology is the science that studies 2356 05b5cc6b8e4d2b4197774d689
5b5cc6b8e4d2b4197774d689- 1Insectstrue
- 2Behaviour of Human beignsfalse
- 3Scientific Namesfalse
- 4Formation of Rocksfalse
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Answer : 1. "Insects"
Explanation :
Answer: A) Insects Explanation: Entomology is the science branch of Zoology that studies Insects.
Q: Play is to actor as concert is to 2354 05b5cc69ee4d2b4197774c99a
5b5cc69ee4d2b4197774c99a- 1Musiciantrue
- 2percussionfalse
- 3symphonyfalse
- 4pianofalse
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Answer : 1. "Musician"
Explanation :
Answer: A) Musician Explanation: An actor performs in a play. A musician performs at a concert. Choices b, c, and d are incorrect because none is people who perform. Hence, Play is to actor as concert is to Musician.
Q: At what time will B catch up with A, if A starts from a place at 11.00 A.M. and travels at a speed of 3.5 kmph, B starts at 1.00 P.M. and travels with speeds of 1 kmph for 1 hour, 2 kmph for the next 1 hour, 3 kmph for the next 1 hour and so on. 2352 05b5cc715e4d2b4197774f409
5b5cc715e4d2b4197774f409- 18 : 47 pmfalse
- 26 : 40 pmfalse
- 38 : 42 pmfalse
- 47 : 40 pmtrue
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Answer : 4. "7 : 40 pm"
Explanation :
Answer: D) 7 : 40 pm Explanation: At 1 pm ... Distance between A and B = 2x3.5 = 7 kmsat 2 pm .....Distance between A and B = 7 + 3.5 - 1 = 9.5 kmsAt 3 pm ....Distance between A and B = 9.5 + 3.5 - 2 = 11 kms.......At 7 pm distance between A and B = 3 kms.From 7 pm to 8 pm, speed of A = 3.5 kmphspeed of B = 8 kmphRelative speed = 4.5 kmph Time taken by B to meet A = 3/4.5 hrs = 30/45 hrs = 120/3 mins = 40 mins. So meeting time is 7 : 40 PM.