Which number is considered irrational?
A) pi
B) 0.85
C)-32
D) 1/7
A) Pi
Simplify: 3x -8 +3 +4x
7x -5
The line represented by the equation y= -2x is translated up 3 units. After the translation, what are the coordinates of the y-intercept of the new line?
A. (0, 2)
B. (0, 3)
C. (0, 2)
D. (0, -3)
B. (0, 3)
What is the lower quartile (Q1) of the numbers: 4,6,7,8,10,12,20
a. 4
b. 8
c. 6
d.5
c. 6
Convert between imperial and metric units. If 1 inch = 2.5 centimetres then how many centimetres will equal 8 inches?
20 centimeters
A hat costs $19.99. Determine the total cost including 13% HST.
$22.59
Simplify: 3x +4x -2x +5x -9x
x
or
1x
Complete chart.
Relation is C= 25n +100
Rate = ?
Initial Value = ?
Rate = 25
Initial Value = 100
Label the graphs as linear or non-linear. If it is linear, classify the correlation as positive or negative and strong or weak.
linear, strong, and positive.
Fill in the blanks.
a) if 1 yard= 90 cm then 15 yards =____ cm
b)if one inch= 2.5 cm then 8.5 inches =_____cm
c) if 5 miles = 8 km then 18 miles =______km
a) 1350
b) 21.25
c) 28.8
Evaluate: 3(4-6)2 + 2(-5)
2
Simplify: (3c2 -4c +1) + (9c2 +2c +3)
12c2 -2c +4
Playing games at the family fun centre costs $10 to get into the centre and $4 to play each game. What is the equation?
C= 4n +10
The height of 10 people is recorded. Find the mean, median, and mode.
110,126,133,133,140,143,150,161,171,182,195
median= 143
mean= 149.45
mode= 133
Solve indicated angle.

= 62.5º
Solve.
4 1/2 + 2 1/3 x 1 1/4
7 5/12
or
89/12
Simplify: (4x2 -5x +8) - (6x2 -5x +3)
-2x2 +5
Parallel to the x-axis and passing through, find y.
(-4, 3)
Y= 3
Three soccer players have scored 25 goals this season. Five soccer players have scored 19 goals this season. Ten soccer players have scored 6 goals this season. Find the mean of goals scored by the players this season.
230/18
or
12.78
A cylinder has a volume of 1256cm3 and the diameter is 20cm. Find the height of the cylinder.
H= 4cm
Evaluate. (- 1/2)3 ÷ 1 1/3 + (4/3 - 1/4)2
4976/4608
or
1 368/4608
Solve: 4x-2/5 + 1/2 = 2x+7/2 -1
-12
what is the equation passing through the points (2, 3) and (4, -5)
y= -4x +4
The mean of the last 5 tests is 78%. Four of the test scores are 90%, 72%, 64%, and 86%. Find the score of the fifth test.
78%
Two containers are pictured below. One container is a cone and the other one is a rectangular-based prism. The cone is completely filled with water, and then the water is poured into the empty prism, without spilling. Find the height of the water in the prism.

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length= 9cm
width= 8cm
H= 5.23cm (rounded)