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Quiz on Grade 9 EQAO Math, created by HappyOwl on 23/04/2014.

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Grade 9 EQAO Math

Grade 9 EQAO Math

Question 1 of 10

1

Josie works in a sports store. She receives 8% of the total sales each day. One day, she receives $35 for her portion of the total sales. What are the total sales for that day?

Select one of the following:

  • $37.80

  • $43.75

  • $280.00

  • $437.50

Explanation

Question 2 of 10

1

Which of the following represents the expression 2(3x + 4) + 3(x - 1) in a simplified form?

Select one of the following:

  • 9x + 3

  • 9x + 5

  • 8x + 8

  • 8x + 11

Explanation

Question 3 of 10

1

Nadia lives 11.4 km from school and rides her bike to school every day. The equation: d = 11.4 - 0.6t represents the relationship between d, her distance from school in km, and t, her time spent travelling in minutes. If she leaves home at 8:05 a.m., what time will she get to school?

Select one of the following:

  • 8:11am

  • 8:16am

  • 8:17am

  • 8:24am

Explanation

Question 4 of 10

1

If the radius of a sphere is tripled, the surface area of the sphere will increase...

Select one of the following:

  • by a factor of 3

  • by a factor of 4

  • by a factor of 6

  • by a factor of 9

Explanation

Question 5 of 10

1

A carton that holds 500 mL of chocolate milk costs $2.29. Which of the following containers has a lower cost per mL?

Select one of the following:

  • 250 mL at $1.29

  • 700 mL at $3.09

  • 750 mL at $3.59

  • 1000 mL at $4.69

Explanation

Question 6 of 10

1

The distance covered in 5 laps of a circular track is 400π meters. What is the shortest distance between any point on the track and the center?

Select one of the following:

  • 40m

  • 200m

  • 80m

  • 400m

Explanation

Question 7 of 10

1

How would the graph of the relation: y = 3x - 2 change if the 3 and (-2) were both doubled? The graph would be...

Select one of the following:

  • steeper and have a lower y-intercept.

  • steeper and have a higher y-intercept.

  • less steep and have a lower y-intercept.

  • less steep and have a higher y-intercept.

Explanation

Question 8 of 10

1

Identical bottles are packed in a box.
The box will hold a maximum of 38 bottles. The relationship between M, the total mass of the box and its contents, and n, the number of bottles in the box, is represented by the equation: M = 500n + 800.
Which of the following are possible integer values for the variable n?

Select one of the following:

  • n is greater than 37.

  • n is greater than or equal to 0.

  • n is greater than 0 but less than 39.

  • n is greater than or equal to 0 but less than 39.

Explanation

Question 9 of 10

1

How many of these equations represent straight lines?
y = x - 2
y = 2 - 4x
y = x^2 + 8

Select one of the following:

  • one

  • two

  • three

  • none

Explanation

Question 10 of 10

1

If the diameter of a volleyball is three times the diameter of a tennis ball, which statement below is true?

Select one of the following:

  • The volume of the volleyball is 3 times the volume of the tennis ball.

  • The volume of the volleyball is 9 times the volume of the tennis ball.

  • The surface area of the volleyball is 9 times the surface area of the tennis ball.

  • The surface area of the volleyball is 27 times the surface area of the tennis ball.

Explanation

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