Practice Question and Answer
8Q: The difference between the time taken by two trains to travel a distance of 350 km is 2 hours 20 minutes. If the difference between their speeds is 5 km/hr, what is the speed of faster train ? 2461 05b5cc6c9e4d2b4197774df6a
5b5cc6c9e4d2b4197774df6a- 136 kmphfalse
- 230 kmphtrue
- 334 kmphfalse
- 440 kmphfalse
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Answer : 2. "30 kmph"
Explanation :
Answer: B) 30 kmph Explanation: Let the speed of the faster train be 'S' kmph Then speed of the slower train will be '(S-5)' kmph Time taken by faster train = 350/S hrs Time taken by slower train = 350/(S-5) hrs 350s-5 - 350s = 2 hrs 20 min = 213 = 73 => S = 30 km/hr.
Q: Rahul`s mother is the only daughter of Monika`s father. How is Monika`s husband related to Rahul ? 2461 05d09e67add8caf3027ad904f
5d09e67add8caf3027ad904f- 1Unclefalse
- 2Fathertrue
- 3Grandfatherfalse
- 4Data Inadequatefalse
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Answer : 2. "Father "
Q: Sides of a triangle are 13 cm, 84 cm and 85 cm. Find its area(in square cm)?
2461 05f2cf9cfbe9f31290fb85f07
5f2cf9cfbe9f31290fb85f07- 1546true
- 2550false
- 3555false
- 4558false
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Answer : 1. "546 "
Q: Who has the best overall health? 2460 05b5cc698e4d2b4197774c609
5b5cc698e4d2b4197774c609- 1a person who exercises regularly and is not overweightfalse
- 2a person who is not ill and is physically activefalse
- 3a person who lives longer than his or her grandparentsfalse
- 4a person who balances social, physical, and mental healthtrue
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Answer : 4. "a person who balances social, physical, and mental health"
Explanation :
Answer: D) a person who balances social, physical, and mental health Explanation: A person who balances all the three healths such as Physical, mental and Social healths has the best overall health.
Q: Statement-
I. All flowers are trees.
II. All trees are fruits.
Conclusion-
I. Some fruits are flowers.
II. All flowers are fruits.
2460 060264fcf7c5f3d0f6e921318
60264fcf7c5f3d0f6e921318I. All flowers are trees.
II. All trees are fruits.
Conclusion-
I. Some fruits are flowers.
II. All flowers are fruits.
- 1Both conclusions I and II follow.true
- 2Only conclusion I follows.false
- 3Either conclusion I or II follows.false
- 4Only conclusion II followsfalse
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Answer : 1. "Both conclusions I and II follow."
Q: If the circumference of a circle increases from 4π to 8π, what change occurs in its area?
2460 05d987f7a68fda74fcf57544b
5d987f7a68fda74fcf57544b- 1It doublesfalse
- 2It triplesfalse
- 3It quadruplestrue
- 4It is halvedfalse
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Answer : 3. "It quadruples "
Q: Find the part of the given sentence that has an error in it. If there is no error, choose ‘No error’.
Workers and companies in all sectors can contribute their skills to meet society new needs.
2460 0644a5f0e389f65682176b641
644a5f0e389f65682176b641- 1sectors can contribute their skillsfalse
- 2No errorfalse
- 3to meet society new needs.true
- 4Workers and companies in allfalse
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Answer : 3. "to meet society new needs."
Q: The arithmetic mean of the following numbers 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 and 7, 7, 7, 7, 7, 7, 7 is ? 2460 05b5cc6dee4d2b4197774ea60
5b5cc6dee4d2b4197774ea60- 16false
- 29false
- 37false
- 45true
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Answer : 4. "5"
Explanation :
Answer: D) 5 Explanation: Arithmatic mean = sum/members => (1x1 + 2x2 + 3x3 + 4x4 + 5x5 + 6x6 + 7x7) / (1 + 2 + 3 + 4 + 5 + 6 + 7) => 140/28 = 5

