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Chapter 5: Q8 (page 189)

Find the average of the following numbers: 1.7,2.6,9.1,0.4.

Short Answer

Expert verified

The average of the numbers is 3.45.

Step by step solution

01

Step 1. Apply the concept of the average of numbers.

The average of two numbers is calculated by adding up all the numbers, then dividing the total by the count of numbers.

02

Step 2. Find the sum of the numbers.

Here the numbers are 1.7,2.5,9.1,0.4.

Calculate the sum of the numbers as follows:

Sumofthenumbers=1.7+2.6+9.1+0.4=13.8

Count of the numbers =4

03

Step 3. Find the average.

Divide the sum of the numbers to the count of the numbers to find the average of the numbers as follows:

Average=13.84=3.45

Therefore, the average of the numbers is 3.45.

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Most popular questions from this chapter

Find something interesting to prove. Then prove it. Answers may vary.

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Quadrilateral ABCD is a parallelogram. Name the principal theorem or definition that justifies the statement.

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Each figure in Exercises 19-24 is a parallelogram with its diagonals drawn. Find the values of x and y.

Study the markings on each figure and decide whether ABCD must be a parallelogram. If the answer is yes, state the definition or theorem that applies.

Each figure in Exercises 19-24 is a parallelogram with its diagonals drawn. Find the values of x and y.
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