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Math and Arithmetic
Math is the study of abstractions. Math allows us to isolate one or a few features such as the number, shape or direction of some kind of object. Then we can study what can be learned about the behavior of those features while ignoring everything else about the object.
893,877 Questions
Can you determine when you use deduction an start from a given set of rules and conditions?
Deduction involves reasoning from general principles or premises to reach a specific conclusion. You use deduction when you have a clear set of rules and conditions that define the relationships between different statements or facts. By applying logical reasoning to these premises, you can derive new conclusions that follow necessarily from them. This process is often used in mathematics, formal logic, and various scientific disciplines to ensure valid conclusions based on established information.
How does 2n plus 3 equals 206?
2n + 3 = 206
Subtract '3' from both sides.
Hence
2n = 203
Divide both sides by '2'
Hence
n = 101.5
What is the median of 30 37 19 42 33 and 37?
19 30 33 37 37 42 is 35.
Rearrange the terms in rank order.
Hence
19, 30, 33, 35, 37, 37, 42
The MEDIAN is the absolute middle term, which is '35'.
What is a polygon with four sides and for angles whose sum is 360 degrees?
A polygon of four sides is a TETRAGON. Commonly named a quadrilateral.
All quadrilateral angles always sum to 360 degrees.
A tetragon always has four sides and four angles.
Depending on their shape , they go by different names.
viz., square, parallelogram, rhombus, trapezium, kite, and irregular.
How many cubic inches are in 600 cubic feet?
1 cu.ft. contains 12 ins x 12 in x 12 in = 1728 cu.ins.
So 600 cu.ft. contains 600 X 1728 = 1,036,800 cu.ins.
What is 2 and 1 sixths x 2 and 3 eighths as a mixed number?
2 1/6 X 2 3/8
Convert to improper fractions.
13/6 X 19/8
Cannot cancel down as no common factors.
Hence
247/48 = 5 3/48 = 5 1/16 As a mixed fraction.
142"/12" = 11.8333333....ft.
(or 11 ft. and 10 inches).
How many centimeters are in 5 ft 11 inches?
The conversion standard is 1 inch - 2,54 cm
In 5 ft 11 inches there are (5 x 12) + 11 inches = 71 inches.
Hence
2.54 X 71 - 180.34 cm ( The answer).
What is the number between 7.31 and 7.32?
There are infinitely many numbers between 7.31 and 7.32. One example is 7.311
What is the median of 10 11 12 13 14 15 16 17 18 19 20?
The median of {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20] is the 6th values which is 15.
What does stratum mean in maths?
In mathematics, "stratum" (plural: strata) refers to a layer or level within a hierarchical structure or classification system. It is often used in statistics and research to denote a subset of a population that shares specific characteristics, allowing for stratified sampling or analysis. Strata can also appear in topology, where they represent distinct layers within a geometric space. Overall, the concept of stratum helps organize and analyze complex data by grouping similar elements.
How much interest would you draw on five hundred thousand dollars?
The amount of interest you would earn on $500,000 depends on the interest rate and the type of account or investment. For example, if you have a savings account with an annual interest rate of 1%, you would earn about $5,000 in interest per year. Conversely, if you invest in a bond with a 5% annual return, you could earn approximately $25,000 annually. Always consider the compounding frequency and any applicable taxes or fees when calculating potential interest earnings.
What numbers can you multiply to get 40 but add to get -13?
To find two numbers that multiply to 40 and add to -13, you can use the numbers -8 and -5. When multiplied, -8 × -5 equals 40, and when added, -8 + -5 equals -13. Thus, the numbers you're looking for are -8 and -5.
How symmetry are involved in a real world situation?
Symmetry plays a crucial role in architecture, where it contributes to aesthetic appeal and structural integrity. For example, in the design of buildings like the Taj Mahal, symmetrical elements create balance and harmony, enhancing visual beauty. Additionally, symmetry is important in nature, as seen in the bilateral symmetry of animals, which aids in movement and survival. Overall, symmetry is integral to both functional design and natural forms in our world.
What is 1999 Bulgarian 10 cents made out of?
The 1999 Bulgarian 10 cents coin is made from a combination of copper and nickel, specifically consisting of 75% copper and 25% nickel. This alloy gives the coin its durability and distinctive appearance. The coin features a design that reflects Bulgaria's cultural heritage and is part of the country's currency system.
How do you find the area of a composite figure?
To find the area of a composite figure, first break it down into simpler shapes whose areas you can calculate, such as rectangles, triangles, and circles. Calculate the area of each individual shape using the appropriate formulas. Finally, add the areas of all the shapes together to obtain the total area of the composite figure. If there are any overlapping areas, be sure to subtract those from the total.
How do you complete a horizontal analysis?
To complete a horizontal analysis, you compare financial data over multiple periods to identify trends and changes. This involves calculating the percentage change for each line item from one period to the next, typically using the formula: ((Current Period Amount - Previous Period Amount) / Previous Period Amount) x 100. Present the results in a side-by-side format for clarity, allowing for easy visualization of growth or decline across the specified periods. This analysis helps stakeholders assess performance and make informed decisions.
No, 4.25 is not a counting number. Counting numbers are positive integers used for counting, such as 1, 2, 3, and so on. Since 4.25 is a decimal and not a whole number, it does not qualify as a counting number.
