Bank Exams Practice Question and Answer
8Q: Out of seven consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed ? 2067 05b5cc774e4d2b41977750007
5b5cc774e4d2b41977750007- 125200true
- 225000false
- 325225false
- 424752false
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Answer : 1. "25200"
Explanation :
Answer: A) 25200 Explanation: Number of ways of selecting (3 consonants out of 7) and (2 vowels out of 4) =( C37×C24 ) = 210. Number of groups, each having 3 consonants and 2 vowels =210 Each group contains 5 letters. Number of ways of arranging 5 letters among themselves = 5! = 120. Required number of words = (210 x 120) = 25200.
Q: What kind of mathematics do scientists use to analyze data? 2067 05b5cc67be4d2b4197774c1ff
5b5cc67be4d2b4197774c1ff- 1Algebrafalse
- 2Calculusfalse
- 3Geometryfalse
- 4Statisticstrue
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Answer : 4. "Statistics"
Explanation :
Answer: D) Statistics Explanation: Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data. All scientists uses Statistics for analysing data.
Q: How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed ? 2067 05b5cc731e4d2b4197774f805
5b5cc731e4d2b4197774f805- 15040true
- 22525false
- 32052false
- 44521false
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Answer : 1. "5040"
Explanation :
Answer: A) 5040 Explanation: The Word LOGARITHMS contains 10 letters. To find how many 4 letter words we can form from that = P410 =10x9x8x7 = 5040.
Q: How many feet are in a meter? 2067 05b5cc6bae4d2b4197774d7d5
5b5cc6bae4d2b4197774d7d5- 13.214false
- 23.28084true
- 33.2516false
- 43.21456false
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Answer : 2. "3.28084"
Explanation :
Answer: B) 3.28084 Explanation: We know that, 1 meter = 100 cms. => 1 meter = 3.28084 feet.
Q: Find the next number in the following number series? 410, 409, 413, 404, ? 2066 05b5cc662e4d2b4197774bea6
5b5cc662e4d2b4197774bea6- 1412false
- 2415false
- 3418false
- 4420true
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Answer : 4. "420"
Explanation :
Answer: D) 420 Explanation: The given number series 410, 409, 413, 404, ? , follows a pattern that 410 410 - 13 = 409409 + 22 = 413413 - 33 = 404404 + 42 = 420 Hence, the next number in the given series is 420.
Q: Paper currency first started in India in _____ ? 2066 05b5cc6d2e4d2b4197774e41a
5b5cc6d2e4d2b4197774e41a- 11542false
- 21601false
- 31861true
- 41880false
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Answer : 3. "1861"
Explanation :
Answer: C) 1861 Explanation:
Q: A jogger running at 9 km/hr along side a railway track is 260 m ahead of the engine of a 140 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger ? 2066 05b5cc6e5e4d2b4197774ed29
5b5cc6e5e4d2b4197774ed29- 125 secfalse
- 240 sectrue
- 338 secfalse
- 432 secfalse
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Answer : 2. "40 sec"
Explanation :
Answer: B) 40 sec Explanation: Speed of train relative to jogger = 45 - 9 = 36 km/hr.= 36 x 5/18 = 10 m/sec. Distance to be covered = 260 + 140 = 400 m. Time taken = 400/10 = 40 sec.
Q: If J is the interest on K and K is the interest on L, the rate and time is the same on both the cases. What is the relation between J, K and L ? 2066 05b5cc6d5e4d2b4197774e5d4
5b5cc6d5e4d2b4197774e5d4- 1J x J = KLfalse
- 2K x K= JLtrue
- 3L x L = JKfalse
- 4JKL = 1false
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Answer : 2. "K x K= JL"
Explanation :
Answer: B) K x K= JL Explanation: Let the Time be 'N' and Rate be 'R' J = (K x NR)/100 K = (L x NR)/100 J/K = NR/100 K/L = NR/100 J/K = K/L K x K = JL