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Explain in Detail :Average Symbol:
The average symbol is a mathematical notation used to indicate the arithmetic mean of a set of numbers. The average symbol is typically represented by the Greek letter “mu” (μ). The average symbol is used to calculate the mean of a set of numbers, which is a measure of the central tendency of a set of data. The mean is calculated by adding up all of the numbers in a set and dividing by the number of items in the set.
Average Formula in Maths:
The average formula in maths is the sum of the values divided by the number of values. This is also represented as the average of a set of numbers.
What is the Average of Negative Numbers?
The average of negative numbers is zero.
What is the Difference Between Mean and Average?
The mean is the sum of a set of numbers divided by the number of items in the set. The average is the mean of a set of numbers that has been normalized by dividing by the number of items in the set.
Questions to be Solved (Average Examples):
1. How much money will be in the account at the end of 10 years if $1,000 is deposited at the beginning of each year?
2. A plumber charges $25 for a service call plus $50 per hour of service. What will the total cost be for 8 hours of work?
3. If Tommy has a savings account with an annual interest rate of 4%, how much money will be in the account at the end of two years if he deposits $1,000 at the beginning of each year?
4. A new car costs $25,000. If the car is financed at an annual interest rate of 4%, how much will the borrower have to pay each month for 60 months?
5. A can of paint costs $15. If the paint is discounted 20%, how much will the purchaser pay for the paint?
