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..
Simon started a business with a capital of $8,523,230. What is the pla..
Simon started a business with a capital of $8,523,230. What is the place value of 5 in the number? => hundred thousands or thousands or tens or ten thousands..
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 26 125..
Summary
A matrix is defined as a rectangular array of elements. If the arrangement has m rows and n columns, then the matrix is of order mxn (read as m by n). A matrix is enclosed by a pair of parameters such as ( ) or [ ]. It is denoted by a capital letter. Two matrices are said t..
Matrices and Determinants
Summary - A matrix is defined as a rectangular array of elements. If the arrangement has m rows and n columns, then the matrix is of order mxn (read as m by n). A matrix is enclosed by a pair of parameters such as ( ) or [ ]. It is denoted by a capital letter. Two matrices are s..
What is the ratio of the consumption of goods in 1997 to that in 1999 ..
What is the ratio of the consumption of goods in 1997 to that in 1999 as found in the scatter plot? => 3 : 5 or 2 : 1 or 4 : 7 or 7 : 4..
Chris and Jimmy started a business with a capital of $ 9015.45. What w..
Chris and Jimmy started a business with a capital of $ 9015.45. What was Jimmy's investment, if Chris's investment was $5213.22? => 3802.57 or 3802.23 or 3802.11 or 3802.35..
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..
Result
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