3. ONLY ONE of these statements about multiplying decimals is true. Please click on the correct statement: *
4 points
When multiplying decimals, do not align the decimal points. Multiply the decimals as you would multiply whole numbers. Then count the number of decimal places in the factors to determine how many decimal places your product will have.
When multiplying decimals, align the decimal points. Multiply the decimals as you would multiply whole numbers. Then count the number of decimal places in the factors to determine how many decimal places your product will have.
When multiplying decimals, align the decimal points. Multiply the decimals as you would multiply whole numbers. Then bring the decimal point straight down in the final answer.
When multiplying decimals, do not align the decimal points. Multiply the decimals as you would multiply whole numbers. Then bring down the decimal point into the final product.
The area of a rectangular rug is 18.7 square yards. The width of the rug is 2.75 yards. Isabelle found the length of the rug by dividing its area by its width. What is the length in yards of the rug? *
4 points
0.68
7,0
0.88
6.8
5. Order the numbers from least to greatest: 0, |−14|, 13, −12, |−16|, 17 *
4 points
|−16|, |−14|, 13, −12, 0, 17
−12, 0, 13,|−14|,|−16|, 17
−12, |−14|, |−16|, 0, 13, 17
0, −12, 13, |−14|, |−16|, 17
6. ONE OR MORE of these statements about adding integers is true. Please read each carefully and click on the box if it's a true statement. *
4 points
The sum of two negative integers is a negative integer.
The sum of two positive integers is a positive integer.
The additive inverse of any integer and its opposite is equal to zero.
To find the sum of a positive and a negative integer, take the absolute value of each integer and then subtract these values.
7. Karen and her sister play a game. At the end of the game, Karen has 25 points and her sister has negative 12 points. What is the difference between Kim's score and her sister's score? What equation would you use to solve this question? *
8. Select the rules (yes, more than one :) for MULTIPLYING and DIVIDING integers: *
When both signs are negative, the answer is negative.
When both signs are positive, the answer is positive.
When one sign is negative and the other is positive, the answer is positive.
When one sign is negative and the other is positive, the answer is negative.
A great way to think of this is same signs are positive, while opposite signs are negative.
A great way to think of this is same signs are negative, while opposite signs are positve.
When both signs are negative, the answer is positive.
9. Match the correct math term with its definition. *
Add the numbers and divide by the number of items. The number that occurs MOST in the data set. The number, after put in order, is in the MIDDLE.number The difference between the lowest and highest value in the data set.
Mean
Mode
Median
Range
Mean
Mode
Median
Range
10. Which of the following do you have to do to solve a Box and Whisker Plot problem? Click on all that apply (here's a hint - it's more than one :) *
4 points
Organize the data from least to greatest. ...
Find the median of the data set
Calculate your upper and lower quartiles
Draw whiskers from the lower and upper quartiles to the extreme data points.
Draw a box on a line plot using using the median and quartile numbers
Section 3: Summary
This section makes up 10% of your overall Unit Test grade.
The objective of this unit was to teach you how to solve problems with decimals, integers, and measures of central tendency (such as mean, median, or mode). Please summarize in at least two (2) sentences what these objectives mean to you. Please use complete sentences when writing this response. This is worth 10% of your test.
Can someone please help me with this, i am doing a test for math and I can't figure them out.
5 answers
1 answer