Practice Question and Answer
8 Q:Directions: Which of the phrases (A), (B), (C) and (D) given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct. If the sentence is correct as it is, mark (E), i.e., 'No correction required' as the answer.
The last few decades has seen a great deal of political instability in India.
2904 05ea6be255657c22f78037ef8
5ea6be255657c22f78037ef8- 1Decade had seenfalse
- 2Decade has seenfalse
- 3Decades have seentrue
- 4Decade have seenfalse
- 5No change requiredfalse
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Answer : 3. "Decades have seen"
Q: Smallest prime number greater than 200? 2903 05b5cc607e4d2b4197774b519
5b5cc607e4d2b4197774b519- 1201false
- 2205false
- 3211true
- 4203false
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Answer : 3. "211"
Explanation :
Answer: C) 211 Explanation: From the trial and error method of division, 201 is divisible by 3 205 is divisible by 5 203 is divisible by 7 Hence, after eliminating three options, remained is 211 and is divisible by only 1 and itself. Therefore, 211 is the smallest prime number greater than 200.
Q: Mr. Khanna took a loan of Rs 10,000 on simple interest for two years at the rate 3% per annum. The total amount that he will be paying as interest in 2 year is 3% of his monthly salary. What his monthly salary?
2903 05d4a9a6c11160f2052371025
5d4a9a6c11160f2052371025- 1Rs 30,000false
- 2Rs 16,000false
- 3Rs 20,000true
- 4Rs 12,000false
- 5None of thesefalse
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Answer : 3. "Rs 20,000"
Explanation :
3% of SI=PRT/100
10,000*3*2/100= 3 of x
then x =20,000
Q: National Civil Services Day was observed on; 2902 25cbff5a7b5ecbc07f1272ea3
5cbff5a7b5ecbc07f1272ea3- 1April 18false
- 2April 19false
- 3April 20false
- 4April 21true
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Answer : 4. "April 21"
Q: The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol is ? 2902 05b5cc74fe4d2b4197774fae5
5b5cc74fe4d2b4197774fae5- 16 mltrue
- 211 mlfalse
- 315 mlfalse
- 49 mlfalse
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Answer : 1. "6 ml"
Explanation :
Answer: A) 6 ml Explanation: Let us assume that the lotion has 50% alcohol and 50% water.ratio = 1:1As the total solution is 9mlalcohol = water = 4.5mlNow if we want the quantity of alcohol = 30%The quantity of water = 70%The new ratio = 3:7Let x ml of water be addedWe get,4.54.5+x = 37=> x=6Hence 6ml of water is added.
Q:Direction: In the question a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expressed the same sentence in Passive/Active Voice and mark your answer in the Answer Sheet.
The novels of Tolstoy interest me.
2901 05f34dedd122f0b4ab917944b
5f34dedd122f0b4ab917944b- 1I am interested in Tolstoy of the novels.false
- 2I am interested by the novels of Tolstoy.false
- 3I am interested in the novels of Tolstoy.true
- 4I was interested by the novels of Tolstoy.false
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Answer : 3. "I am interested in the novels of Tolstoy. "
Q: P alone can complete a piece of work in 6 days. Work done by Q alone in one day is equal to one-third of the work done by P alone in one day. In how many days can the work be completed if P and Q work together ? 2900 05b5cc6d8e4d2b4197774e737
5b5cc6d8e4d2b4197774e737- 15 (2/3)false
- 26 (3/4 )false
- 34 (1/2)true
- 43false
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Answer : 3. "4 (1/2)"
Explanation :
Answer: C) 4 (1/2) Explanation: Work done by P alone in one day = 1/6th of the total work done by Q alone in one day = 1/3(of that done by P in one day) = 1/3(1/6 of the total) = 1/18 of the total. Work done by P and Q, working together in one day = 1/6 + 1/18 = 4/18 = 2/9 They would take 9/2 days = 4 (1/2) days to complete the work working together.
Q: Which one of the following SI unit is not correctly matched?
2900 05f155170eddbc50839d4bfb1
5f155170eddbc50839d4bfb1- 1Mass-Kgfalse
- 2Pressure–Dynetrue
- 3Work-Joulefalse
- 4Force-Newtonfalse
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