CAT Practice Question and Answer
8Q: From a group of 7 boys and 6 girls, five persons are to be selected to form a team, so that at least 3 girls are there in the team. In how many ways can it be done? 1990 05b5cc675e4d2b4197774c115
5b5cc675e4d2b4197774c115- 1427false
- 2531true
- 3651false
- 4714false
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Answer : 2. "531"
Explanation :
Answer: B) 531 Explanation: Given in the question that, there are 7 boys and 6 girls. Team members = 5 Now, required number of ways in which a team of 5 having atleast 3 girls in the team = 6C3 x 7C2 + 6C4 x 7C1 + 6C5= 6x5x43x2x1 x 7x62x1 + 6x5x4x34x3x2x1 x 7 + 6x5x4x3x25x4x3x2x1= 420 + 105 + 6= 531.
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Answer :
Explanation :
12 N in a C means 12 Numbers in a Clock.
Q: Appellate jurisdiction refers to 1987 05b5cc64ae4d2b4197774bc2f
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Answer :
Explanation :
Appellate jurisdiction refers to the power of a higher court to review decisions and change outcomes of decisions of lower courts.
Q: Prime Minister NarendraModi released a book authored by LokSabha Speaker SumitraMahajan in New Delhi, recently. The book is titled as __________. 1987 05b5cc6f4e4d2b4197774efb9
5b5cc6f4e4d2b4197774efb9- 1Matopadeshfalse
- 2Bhagyashreefalse
- 3Preranadayinifalse
- 4Matoshreetrue
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Answer : 4. "Matoshree"
Explanation :
Answer: D) Matoshree Explanation: Prime Minister NarendraModi released a book authored by LokSabha Speaker SumitraMahajan in New Delhi, recently. The book is titled as 'Matoshree'.
Q: A Disease which spreads by contact? 1987 15b5cc6afe4d2b4197774d211
5b5cc6afe4d2b4197774d211- 1Infectiousfalse
- 2Fatalfalse
- 3Incurablefalse
- 4Contagioustrue
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Answer : 4. "Contagious"
Explanation :
Answer: D) Contagious Explanation: A Disease which spreads by contact are Contagious. Infectious diseases : These are caused by microscopic germs such as bacteria or viruses that get into the body and cause problems. Some but not all infectious diseases spread directly from one person to another. Infectious diseases that spread from person to person are said to be contagious. Some infections spread to people from an animal or insect, but are not contagious from another human. Contagious diseases such as the flu, colds, or strep throat spread from person to person in several ways. One way is through direct physical contact, like touching or kissing a person who has the infection. Another way is when an infectious microbe travels through the air after someone nearby sneezes or coughs. Fatal Diseases : Diseases leading to failure or disaster. Incurable Diseases : Diseases of a sick person not able to be cured.
Q: 1, 2, 8, 33, ? Find the next number in the given series? 1987 05b5cc6bae4d2b4197774d7e4
5b5cc6bae4d2b4197774d7e4- 1148true
- 2145false
- 3143false
- 4141false
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Answer : 1. "148"
Explanation :
Answer: A) 148 Explanation: 1 x 1 + 1 x 1 = (1 + 1) = 2 2 x 2 + 2 x 2 = (4 + 4) = 8 8 x 3 + 3 x 3 = (24 + 9) = 33 33 x 4 + 4 x 4 = (132 + 16) = 148 148 x 5 + 5 x 5 = (740 + 25) = 765.
Q: How many blocks in a mile? 1987 05b5cc6a4e4d2b4197774cc7c
5b5cc6a4e4d2b4197774cc7c- 18 - 12false
- 212 - 15false
- 38 - 15false
- 415 - 20true
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Answer : 4. "15 - 20"
Explanation :
Answer: D) 15 - 20 Explanation: About 15 - 20 blocks become a 1 mile. City blocks differ in sizes. They do not have a standard measurement. Every geographical area has its own average city block size. A city block is a rectangular area in a city with several buildings with the streets around. It is also called "block" which, in a dictionary, is defined as an informal unit of distance from one intersection to the next.
Q: Which continent has the least countries? 1986 05b5cc672e4d2b4197774c0b9
5b5cc672e4d2b4197774c0b9- 1Africafalse
- 2South Americafalse
- 3Antarcticatrue
- 4Europefalse
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Answer : 3. "Antarctica"
Explanation :
Answer: C) Antarctica Explanation: Africa - 54 countries South America - 12 countries Antarctica - 0 countries Europe - 43 countries. Hence, Antarctica continent has the least countries.

