CAT Practice Question and Answer
8Q: In the following sum, “?” stands for which digit ? 8 + ?8 + 28 + 83 + 8? = 2?8 1950 05b5cc728e4d2b4197774f732
5b5cc728e4d2b4197774f732- 14false
- 23false
- 32false
- 41true
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Answer : 4. "1"
Explanation :
Answer: D) 1 Explanation: By trial and error method from the given options, '1' satisfies the above given equation.
Q: Statement: A large number of students who have passed their XII Std. terminal examination in the country could not get admission to colleges as the number of seats available are grossly inadequate.Courses of action:a. The evaluation system of XII Std. terminal examination should be made more tough so that fewer students pass the examination.b. The Government should encourage the private sector to open new colleges by providing them land at cheaper rate.c. The rich people should be asked to send their wards to foreign countries for higher studies enabling the needy students to get admission in colleges within the country. 1950 05b5cc75ce4d2b4197774fc7f
5b5cc75ce4d2b4197774fc7f- 1only a and b followsfalse
- 2Only c followsfalse
- 3Only b followstrue
- 4All a, b & c followsfalse
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Answer : 3. "Only b follows"
Explanation :
Answer: C) Only b follows Explanation: Clearly, reducing the number of aspirants for admission to colleges or sending the students of well-to-do families to foreign countries for higher studies, is no proper solution. So, both I and III do not follow. The right solution is to increase the number of colleges so as t accommodate the increasing number of admission-seekers. So, only II follows.
Q: What is the capital city of Cambodia? 1950 05b5cc666e4d2b4197774bf2c
5b5cc666e4d2b4197774bf2c- 1Phnom Penhtrue
- 2Hanoifalse
- 3Lamurfalse
- 4Bangkokfalse
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Answer : 1. "Phnom Penh"
Explanation :
Answer: A) Phnom Penh Explanation: Cambodia Capital- Phnom Penh, Currency- Cambodian riel.
Q: K can finish the work in 18 days and L can do the same work in 15 days. L worked for 10 days and left the job. In how many days, K alone can finish the remaining work ? 1950 05b5cc774e4d2b4197775002f
5b5cc774e4d2b4197775002f- 15.5 daysfalse
- 26 daystrue
- 34.2 daysfalse
- 45 daysfalse
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Answer : 2. "6 days"
Explanation :
Answer: B) 6 days Explanation: L's 10 days work = 115×10=23 Remaining work = 1-23=13 Now, work is done by K in one day = 1/18 1/3 work is done by K in 18×13 = 6 days
Q: How many meshes are there in 1 squrare meter of wire gauge if each mesh is 8mm long and 5mm wide ? 1950 05b5cc754e4d2b4197774fb58
5b5cc754e4d2b4197774fb58- 12500false
- 225000true
- 312500false
- 415400false
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Answer : 2. "25000"
Explanation :
Answer: B) 25000 Explanation: We know that, One square meter is equal to 10,00,000 sq mm.Given, each mesh is 8mm length and 5mm wideTherefore for each mesh : 8 x 5 = 40 sq mm.So, number of meshes = 100000040 = 25000.
Q: Find the quadratic equations whose roots are the reciprocals of the roots of 2x2+5x+3? 1949 05b5cc6dae4d2b4197774e88a
5b5cc6dae4d2b4197774e88a- 13x2+5x+2=0true
- 25x2+3x+2=0false
- 33x2-5x-2=0false
- 4Nonefalse
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Answer : 1. "3x2+5x+2=0"
Explanation :
Answer: A) A Explanation: The quadratic equation whose roots are reciprocal of 2x2+5x+3=0 can be obtained by replacing x by 1/x. Hence, 2(1/x)(1/x)+ 5(1/x) + 3 = 0 => 3x2+5x+2=0
Q: Addis Ababa is the Capital city of 1949 05b5cc6a2e4d2b4197774cb38
5b5cc6a2e4d2b4197774cb38- 1Angolafalse
- 2Burundifalse
- 3Chilefalse
- 4Ethiopiatrue
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Answer : 4. "Ethiopia"
Explanation :
Answer: D) Ethiopia Explanation: The Capital city of Ethiopia is Addis Ababa. Countries and Capital cities :: Angola - Launda Burundi - Bujumbura Chile - Santiago
Q: Which statement about capillaries is correct? 1948 05b5cc6a7e4d2b4197774ce2c
5b5cc6a7e4d2b4197774ce2c- 1their walls are covered with ciliafalse
- 2they warm and humidify inhaled airfalse
- 3their walls are only one cell thicktrue
- 4they move mucus through the lungsfalse
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Answer : 3. "their walls are only one cell thick"
Explanation :
Answer: C) their walls are only one cell thick Explanation: Capillaries Tiny blood vessels connecting arteries to veins. These blood vessels carry oxygen and nutrients to individual cells. Capillaries are the smallest blood vessels in the body, and have walls only one or two cells thick. (Their diameter is 5 to 10 micrometers, or 5 to 10 millionths of a meter.) Capillaries connect arterioles and venules, which are the smaller extensions of the larger arteries and veins.