Math grade 9 Culminating task

Number sense

100

What type of number is 1?

Natural, Whole and Integers

200

What is the order of operations

BEDMAS, (Bracket, Exponent, Division, Multiplication, Addition, Subtraction)

300

What is the scientific notation of 790 000?

790 000=7.9x10⁵

400

There is a 30% discount on a 20$ shirt, what is the amount with taxes included?

15.82

500

The ratios of dogs and cats in the park  3 to 2, If there are 20 cats in the park then how many dogs  are in there?

30

Algebra

100

x-6=10

10-6=4

200

(-8x+4)+(5x+3)

-3x+7

300

x(10x+25)

=10x²+25x

400

5x+2=3x-8

x=-5

500

2(-3)²-4(-2)⁴

10

Linear equation

100

The line y=5x-4 has a slope of... and a y-intercept of ...

Slope of 5 and a y-intercept of -4.

200

What's the y-intercept for 2x+3

3

300

What is the y-intercept, slope, rise and run for y=5x-7?

Y intercept=-7

Slope=5

Rise=5

Run 1

400

A large pizza cost 9.00$ plus 2$ per toping

Determine the equation and the cost of a large pizza with 6 toppings

9+2n

21$

500

(6,5) and ()3,11) Find the m

m=2

Data

100

What is the r-value of a straight positive line

r=1

200

What is the relationship of age and height if the line of best fit is positive

As the age increases, the height also increases.

300

What is the mode of 3,4,4,5,6,7

4

400

What is the mean median and mode of 5,6,7,7,8,8,8,9,10,11

Mean=7.9

Median=8

Mode=8

500

What is the Min, Max, Q1,Q2,Q3 of 3,5,6,6,7,9,10,10

min=3

max=11

q1=5.5.  q2=6.5  q3=9.5

Geometry

100

If a pyramids volume is 90cm³, what is a prisms volume with the same lengths?

270cm³

200

What is the area of a rectangle that has a length of 10cm and a width of 5cm?

A=LxW

=10x5

=150cm²

300

20cm= ?m

0.20m

400

What is C if A₂ is 9 and B₂ is 10?

13.45

500

Determine volume and surface area of a cone with a height of 10cm and a diameter of 5cm and a s of 9cm

V=261.80cm³

SA=219.91cm2