Proportional relationships
Are you positive or negative?
Expressions and Equations
Probability and Sampling
Circles and Scales
100
Brayden adds ⅓ cup of flour into a mixture every ½ minute. What is the rate, in cups per minute, at which Brayden adds flour to the mixture?
2/3
100
If the temperature outside is -35 degrees and rises 72 degrees, what is the new temperature?
37 degrees
100
What is the equivalent to 3(x-1)
3x-3
100
On a six-sided die, each side has a number between 1 and 6. What is the probability of throwing a 3 or a 4?
1 in 3
100
You want to paint a circular wall with a diameter of 8 inches. What formula would you use?
A=pi x r x r
200
Part B: Write an equation that can be used to find c, the total cost in dollars of n boxes of cookies. Enter your equation in the space provided. Enter only your equation.
24.50
part B:3.5n=C
200
Which of the following is above sea level? -368 ft or 251 ft
251 ft
200
The price of a visit to the dentist is $50. If the dentist fills any cavities, an additional charge of $100 per cavity gets added to the bill.
If the dentist finds n cavities, what will the cost of visits be? (write your answer as an expression)
50+100n
200
Three coins are tossed up in the air, one at a time. What is the probability that two of them will land heads up and one will land tails up?
3/8
200
Judy wants to make a poster out of her square photo. The scale from the poster to the photo is 3ft to 1 in. The photo is 4 inches long. What is the side length of the poster?
12ft
300
Brian read 8 ¼ pages of a book in ⅙ hour. At this rate, what is the total number of pages of the book he will read in 1 hour?
49 ½
300
Priya wants to buy three tickets for a concert. She has earned $135 and each ticket costs $50. She borrows the rest of the money she needs from a bank and buys the tickets. How much more money will Priya need to earn to pay back the money she borrowed from the bank?
15
300
2x+5=21
x=8
300
At Centre Middle School, the 7th graders will conduct a survey to decide where they want to go on a field trip. Which method will result in the least biased decision?
To randomly choose some 7th grade students to select a location
300
The Circumference C=74 pi what is the radius
37
400
q=2h
400
-2 x (-65) x 4
520
400
(19 x 9) + ( 2 x -42)
-207
400
A new cable TV station wants to study the viewing habits of households. The station surveys every household that purchased a new TV within the last 2 years in New York. Is this random sampling?
No
400
Brandon makes a scale drawing of a deck. The scale for the actual deck to the scale drawing is 5ft to 1 in. The dimensions for the deck are 15.5 ft by 40 ft. What are the dimensions for the deck scale drawing?
3.1inches in by 8inches
500
Charles bought a box of fruit that contained only oranges and tangerines.
There were 5 oranges for every 3 tangerines in the box.
There were 20 oranges in the box.
Which of the following proportions can be used to find x, the number of tangerines in the box?
5/3 = 20/x
500
370 - (-63) + 234
667
500
Factor the expression: 81f+36h
9(9f+4h)
500
6 Different outfits
500
Polygon Q is a scaled copy of polygon P using a scale factor of ½.
Polygons Q’s area is what fraction of Polygons P’s area
¼