Practice Question and Answer
8 Q:In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
Deforestation in tropical regions can (1) ______ the way water vapour is produced over the canopy, (2) ______ causes reduced rainfall. A 2019 study published in the journal Ecohydrology showed that parts of the Amazon rainforest that (3) ______ converted to agricultural land (4) ______ higher soil and air temperatures, which could (5) ______ drought conditions.
Select the most appropriate option to fill in blank number 5.
892 0641089a3539cee0fcabad333
641089a3539cee0fcabad333- 1purifyfalse
- 2inflamefalse
- 3provokefalse
- 4aggravatetrue
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Answer : 4. "aggravate"
Q: The following table shows the number of laptops sold from five different stores in a city on five days of a given week.

What is the ratio of the total number of computers sold from store S on Tuesday, Monday and Sunday taken together to that sold from store P on Tuesday, Wednesday and Thursday taken together?
881 0642824fcdcb650c14572115f
642824fcdcb650c14572115f
- 113 : 11false
- 211 : 15false
- 311 : 19false
- 420 : 19true
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Answer : 4. "20 : 19"
Q: The population of a city in the year 2020 was 2,00,000. The rate of growth of population is 8% per annum. Find the population of that city in the year 2022.
1099 0642822c87ac9a186e4e061e7
642822c87ac9a186e4e061e7- 12,29,484false
- 22,33,280true
- 32,21,785false
- 42,12,890false
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Answer : 2. "2,33,280"
Q: Two pipes, D and E, can fill a cistern in 26 and 78 hours, respectively, while working alone. If the two pipes are opened together, the time taken to fill the cistern is:
1260 0642822fc9d18d2e8ae2014bb
642822fc9d18d2e8ae2014bb- 1$$18{1\over 4}$$false
- 2$$19{1\over }$$true
- 3$$18{1\over 3}$$false
- 4$$19{19\over 4}$$false
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Answer : 2. "$$19{1\over }$$"
Q: If the height and the radius of the base of a cone are both doubled, the volume of the cone becomes _______ of its previous volume.
1041 0642821ab72ca731a99107e82
642821ab72ca731a99107e82- 14 timesfalse
- 28 timestrue
- 33 timesfalse
- 46 timesfalse
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Answer : 2. "8 times"
Q: A man bought a chair for ₹580. At what price should he sell the chair so as to gain 25%?
1595 06428210fdcb650c145720e76
6428210fdcb650c145720e76- 1₹1,080false
- 2₹725true
- 3₹590false
- 4₹820false
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Answer : 2. "₹725 "
Q: Find the LCM of the fractions $${2\over 5}$$, $${3\over 7}$$ and $${4\over 9}$$
982 06428208aed76c064b85e9ac4
6428208aed76c064b85e9ac4- 112true
- 224false
- 336false
- 435false
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Answer : 1. "12 "
Q: If A = 1300 and B = 1450, then B is approximately what percentage more than A?
1940 0642820259d18d2e8ae200937
642820259d18d2e8ae200937- 113.46%false
- 29.86%false
- 37.41%false
- 411.54%true
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