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Conditions Essential for Good Health
Nutrition is the procurement of substances (nutrients) necessary for growth, development, maintenance and activities of a living organism. To maintain a healthy body it is important to consume a balanced diet in the right quantit..
Choice of a Good Fuel
Fuels come in many varieties such as wood, cow dung, charcoal, kerosine and Liquified Petroleum Gas (LPG). These are used for cooking purposes. Coal, fuel, oil and natural gas are used in industries. Petrol and diesel are used in automobiles and locomotives. Specially prepared fuels are used in ro..
Out of 25 girls in a class, 10 are good at Zoology and 15 are good at ..
Out of 25 girls in a class, 10 are good at Zoology and 15 are good at Geography. If two girls are selected at random, then what is the probability that the first girl is good at Zoology and the second is good at Geography? => 8 25 or 10 11 or 1 4 or..
If the probability that an individual suffers a bad reaction from inje..
If the probability that an individual suffers a bad reaction from injection of a given serum is 0.001, then determine the probability that out of 2,000 individuals atleast 3 will suffer a bad reaction. => 0.675 or 0.18 or 0.224 or 0.325..
A random survey was conducted among various religions to find out whet..
A random survey was conducted among various religions to find out whether they believed in life after death. The results of the survey are tabulated as follows. At α = 0.05, find the chi-square test value and state whether religion affiliations is associated with belief in..
A storekeeper buys goods for $640 and sells them for $720. Find the pe..
A storekeeper buys goods for $640 and sells them for $720. Find the percent of markup. => 12.5% or 88.89% or 0.13% or 11.11%..
A football team coach needs two more players to form a team. There are..
A football team coach needs two more players to form a team. There are 15 boys ready to play but out of them only 5 are good and the remaining are average players. What is the probability that two players selected are good players? => 3 22 or 2 21 or 1 11 or 1 7..
A football team coach needs two more players to form a team. There are..
A football team coach needs two more players to form a team. There are 15 boys ready to play but out of them only 5 are good and the remaining are average players. What is the probability that the two players selected are good players? => 1 11 or 3 22 or 1 7 or 2 21..
The performance of a team in a game is represented in the graph. Expla..
The performance of a team in a game is represented in the graph. Explain the performance of the team in that game. => Same throughout the season or Started badly and ended very well or Good in the beginning and ended badly or None of the above..
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