 Data science scholarship test

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1. There are two classes of 7 students each. We have stored marks out of 20 in a test for each student.

Class A - { 1, 2, 3, 10, 17, 18, 19 }

Class B - { 7, 8, 9, 10, 11, 12, 13 }

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2. Which of the following can be true about probability?

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3. Which of these domains has no use case for Data Science and AI?

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4. David gets on the elevator on the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Albert gets on an elevator on the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue traveling at these rates, then at which floor will their paths cross?

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5. There are two classes of 7 students each. We have stored marks out of 20 in a test for each student.

Class A - { 1, 2, 3, 10, 17, 18, 19 }

Class B - { 7, 8, 9, 10, 11, 12, 13 }

Which of the following statements are correct?

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6. Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed?

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7. Karan and Arjun run a 100-meter race, where Karan beats Arjun by 10 meters. To do a favor to Arjun, Karan starts 10 meters behind the starting line in a second 100-meter race. They both run at their earlier speeds. Which of the following is true in connection with the second race?

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8. Sumit and Ravi started a business by investing Rs 85000 and 15000 respectively. In what ratio the profit earned after 2 years be divided between Sumit and Ravi respectively.

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9. In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

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10. In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was :