Combine like terms:
3x2+5x+2-x2+10-9x
What is "2x2-4x+12"?
What is the minimum and maximum of these data points:
54, 12, 34, 18, 19, 32
What is "Min= 12 and Max= 54"?
The two things that make a relationship proportional.
What is "Starts/goes through (0, 0) and goes up at a constant rate"?
Solve using cross multiplication:
7/2 = x/11
What is "x=38.5"?
What is the median of these data points:
54, 12, 34, 18, 19, 32
What is "25.5"?
True/False: This is a proportional relationship AND why.
Ms. May puts $500 in a bank account with a 5% interest.
What is "False, because it does not start at (0,0) since Ms. May has to put in $500"?
Solve using cross multiplication:
6/x = 2/13
What is "x=39"?
How does an outlier change the median compared to changing the mean? In other words: Which would you want to use (the median or mean) when there is an outlier to describe the center of your data?
True/False: This is a proportional relationship AND why?
Mrs. Courter is knitting a hat. She can knit 8 hats every 10 minutes (she is super fast).
What is "True, because she is knitting at a constant rate and she can knit 0 hats after 0 min"?
Solve the equation below:
5x+6-2x=3x-7
What is "No solution"?
What is the mean of these data points:
54, 12, 34, 18, 19, 32
What is "28.1666666..."?
If Mrs. Tyson can ride her bike for 20 minutes and get to 3 miles, how far can she ride in 45 min?
What is "6.75 miles"?
Sarah bought a dress on sale for $33. She saved 45%. What was the original cost? (Hint: If you need to, use a diagram to help you find your answer.)
What is "$60"? (Hint her sale percent was 55%)
What is the Q1, Q3 and IQR of these points:
54, 12, 34, 18, 19, 32
What is "Q1= 18, Q3= 34, and IQR= 16"?
If this is a proportional relationship solve using cross multiplication, if it is not solve another way.
Marcus has a summer job where he makes $45 a day. Yesterday, his boss told him that he was getting a raise to $63 a day because he was such a hard worker. What is the percent increase in Marcus' salary?
What is "Yes, this is proportional and 40% increase"?