Number Sense
Which of the following numbers has the GREATEST value?
A. 58.125
B. 5.8125
C. 58.15
D. 5.815
C. 58.15
Expression or equation?
3x + 4
Expression
Avery recorded the number of e-mails she received for 7 days.
The results are listed below:
15, 17, 17, 19, 24, 24, 24
What is the mode of the numbers of e-mails Avery received for the 7 days?
24
What math term describes straight lines that never intersect?
Parallel lines
What should you do the night before your math MCAS test?
Go to bed early and get a good night's sleep.
Book covers cost $0.15 each.
Ms. Poland bought 25 of them.
What is the total amount of money that she spent on the book covers?
$3.75
What is the value of the expression below when x = 3?
7x - 4
17
Is this a statistical question?
Explain why or why not.
How many brothers and sisters does my best friend have?
No, because data does not vary.
A whole number greater than 1 whose only factors are 1 and itself.
prime number
What should you do the morning of your math MCAS test?
Eat a good breakfast.
Which of the following is equivalent to 6.25?
A. 6 1/5
B. 6 1/4
C. 6 2/5
D. 6 3/4
B. 6 1/4
Solve for x:
7x + x + 9 = 41
x = 4
What does IQR stand for?
Interquartile range
When you list a set of numbers in order from least to greatest and find the middle number you are finding the:
A. Mean
B. Median
C. Mode
D. Range
B. Median
What is a good strategy to use to help you solve word problems?
- underline key info
- write the formula
- rewrite key info
- show your work
Lisa bought a box of 30 cookies.
She ate 1/3 of them.
What is the total number of cookies Lisa ate?
10 cookies
A carton contains 12 eggs.
Which of the following expressions represents the total number of eggs that are contained in c cartons?
A. c - 12
B. c/12
C. c +12
D. 12c
D. 12c
What is the difference between range & IQR?
range = max(Q4) - min
IQR = Q3 - Q1
What is unit price?
Cost of 1 item
What should you NEVER do on a multiple choice question?
Leave it blank - even if you guess you have a 25% chance of getting it correct.
If you leave it blank you will definitely get it wrong.
Andy spent 2 1/2 hours reading on Saturday and 1 3/4 hours reading on Sunday.
What was the total time, in hours, that Andy spent reading on Saturday and Sunday?
4 1/4 hours
or
4 hours and 15 minutes
What is the value of n that makes the equation below true?
(9n)/3 = 12
n = 4
Data set:
1, 1, 1, 1, 2, 3, 5, 6, 8
What shape is the graph?
Skewed right
Surface area
The sum of the areas of each side on a 3D figure.
When answering short answer questions what should you ALWAYS remember?
Label your answer.
For example, put units, dollars, squared units, etc.