CAT Practice Question and Answer
8Q: Rajeev start a business with Rs. 10000, Deepu joins him after 2 month with 20% more investment than Rajeev, after 2 month Shakti joins him with 40% less than Deepu. If the profit earned by them at the end of the year is equal to the twice of the difference between investment of Rajeev and ten times the investment of Shakti. Find the profit of Rajeev ? 5367 05b5cc6c6e4d2b4197774de2c
5b5cc6c6e4d2b4197774de2c- 150000false
- 248000false
- 338000true
- 440000false
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Answer : 3. "38000"
Explanation :
Answer: C) 38000 Explanation: Here from the given information, The ratio of investments of Rajeev, Deepu & Shakti is R : D : S = (10000 × 12) : (12000 × 10) : (7200 × 8) = 25 : 25 : 12 Now the Profit = 2 × (72000-10000) = 124000 Share of Rajeev = 124000 x 25/62 = 48000 Profit of Rajeev = 48000 - 10000 = 38000
Q: Rotate : Energy :: Stop : ? 5362 05b5cc6a7e4d2b4197774ce40
5b5cc6a7e4d2b4197774ce40- 1Spinfalse
- 2Breakfalse
- 3Inertiatrue
- 4Nonefalse
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Answer : 3. "Inertia"
Explanation :
Answer: C) Inertia Explanation: To rotate is to energy to stop is to inertia. From the definition itself we know that inertia is a property by virtue of which a body continues to be in the state of rest or in state of motion. So over here whenever energy is supplied then the body starts to move that is a displacement is there and it is rotating where as whenever the body is stopped an inertia of rest is created. So, Rotate : Energy :: Stop : Inertia.
Q: What is the saddest fruit? 5358 05b5cc658e4d2b4197774bdc7
5b5cc658e4d2b4197774bdc7- 1Blackberriesfalse
- 2Strawberriesfalse
- 3Blueberriestrue
- 4Pineapplesfalse
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Answer : 3. "Blueberries"
Explanation :
Answer: C) Blueberries Explanation: Blueberries are the saddest fruits. Reason :: In English some colors are associated with feelings. Blue is associated with sadness. When you "feel blue" it means that you are feeling sad. Hence, as blueberries has blue in its name it indicates that that is the saddest fruit in logic.
Q: Find the next number in the series 141,137,146,130,155,119,... 5355 05b5cc771e4d2b4197774ffc1
5b5cc771e4d2b4197774ffc1- 1147false
- 2168true
- 3162false
- 4182false
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Answer : 2. "168"
Explanation :
Answer: B) 168 Explanation: The pattern is -4, +9,-16, +25, -36 The next number=119+49=168
Q: Which can not be formed using the letters of the given word ? CONCEPTUALIZATION 5319 05b5cc6cde4d2b4197774e1bd
5b5cc6cde4d2b4197774e1bd- 1Actualfalse
- 2Petroltrue
- 3Totalfalse
- 4Petalfalse
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Answer : 2. "Petrol"
Explanation :
Answer: B) Petrol Explanation:
Q: Two trains namely X & Y leave station 'A' at 6.30am and 7.40am and travel at 30km/hr and 40 km/hr respectively. How many kms from 'A' will the trains meet ? 5302 05b5cc745e4d2b4197774fa5e
5b5cc745e4d2b4197774fa5e- 1140 kmstrue
- 2120 kmsfalse
- 396 kmsfalse
- 4142 kmsfalse
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Answer : 1. "140 kms"
Explanation :
Answer: A) 140 kms Explanation: It is given train X leave station A at 6:30 am, here it is asked to calculate the distance from A when the trains meet, theDistance traveled by train left at 6:30 am upto 7:40 am i.e. in 1 hr. 10 min. or 7/6 hours = 30 x 7/6 = 35 kmSo train leaving at 7:40 am will meet first train after covering a distance of 35 km. with relative speed of 40-30=10 km/hr.Hence time taken = 35/10 = 3.5 hours or 3 hours 30 minutesSo distance from A = Distance traveled by 2nd train in 3 hr. 30 min = 40 x 3.5 = 140 km.
Q: When I was married 10 years ago my wife is the 6th member of the family. Today my father died and a baby born to me.The average age of my family during my marriage is same as today. What is the age of Father when he died ? 5289 05b5cc745e4d2b4197774fa18
5b5cc745e4d2b4197774fa18- 150 yrsfalse
- 260 yrstrue
- 370 yrsfalse
- 465 yrsfalse
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Answer : 2. "60 yrs"
Explanation :
Answer: B) 60 yrs Explanation: Let the Father be x years when he died Average Age 10 years ago be A Total Age 10 years ago = 6*A Total Age after 10 years(Just before father's Death) = 6A + 6*10 = 6A + 60 Father Died and Baby was born => the Total number of people in the family is Same (6) Baby born today so age of baby = 0 (6A +60 - x)/6 = 6A/6 => A + 10 -(x/6) = A => x/6 = 10 => x = 60 Therefore we can conclude that the father was 60 years old when he died.
Q: 21st letter of the alphabet is a Consonant. 5276 05b5cc6a3e4d2b4197774cc3e
5b5cc6a3e4d2b4197774cc3e- 1TRUEfalse
- 2FALSEtrue
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Answer : 2. "FALSE"
Explanation :
Answer: B) FALSE Explanation: We know there are 26 alphabets in English. The 21st letter in the alphabet is 'U'. We have 5 vowels and 21 consonants. Vowels :: A, E, I, O, U. U is not consonant and is a vowel. Hence, the given statement that 21st letter in the alphabet i.e, U is consonant is a FALSE.

