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Ratios
Scale
Perimeter
Area
Volume and capacity
100
Write the ratio 54/72 in simplest form.
What is 3/4?
100

Identify the scale factor 1:65

What is the scale factor?

100

Define circumference.

What is a circle's perimeter?

100

Convert 2495m^2 to km^2.

What is 0.002495km^2?

100

Convert 259cm^3 to mL.

259mL.

200

Find the unit ratio. $15 for 2 plants

What is $7.50 per plant?

200

Use a scale 1 cm: 25 km. to find the actual distance in kilometres when the map measurement is 5.2 cm.

What is 130 km?

200

An irregular pentagon has sides 3cm, 5cm, 7cm, 8cm and 9cm in length.  Calculate the perimeter.

32cm.

200

Calculate the area of a triangle with a base length of 3.5cm and perpendicular height of 7cm.

What is 12.25cm^2?

200

Convert 1572cm^3 to m^3.

What is 0.001572m^3?

300

Find the average speed. 160 metres in 5 minutes 20 seconds

What is 1/2 m/sec

300

The scale of a model is 1:72. If the model measures 17 cm find the actual object size in meters.

What is 12.24 m?

300

Find the circumference of a circle with a radius of 19cm. Round to 2dp.

119.38cm.

300

Calculate the area of a trapezium with parallel side lengths of 7cm and 13cm and a perpendicular height of 8cm.

What is 80cm^2?

300

Calculate the volume of a triangular prism with a base length of 6cm, perpendicular height of 12cm and a depth of 19cm.

What is 684cm^3?

400

Find the better buy. Cereal: 170g for $3.40 or 140g for $3.08

What is 170g for $3.40?

400

The scale drawing is 8cm wide. When the mural is complete it will be 4m wide. Find the drawing's scale ratio.

What is 1:50

400

The perimeter of a rectangle is 42cm.  If the width is 13cm, what is its length?

8cm

400

Calculate the area of a circle with a 24cm diameter.

452.39cm^2

400

The volume of a rectangular prism has a volume of 60m^3.  If it has a length of 10m and a width of 3m, calculate the height.

What is 2m?
500
Find the value for x that makes the first ratio equivalent to the second ratio. x to 72, 5 to 8
What is 45?
500

A model's scale is 1:0.2. Tell if the scale model is larger or smaller than the original object.

What is larger?

500

A running track is a compound shape made of a rectangle connected to two semi circles.  If the rectangular part of the track has a length of 50m and a width of 32m, what is the distance around the outside of the track (to the nearest metre)?

200m

500

A compound shape consists of a triangle sitting atop a rectangle's length.  The rectangle's dimensions are 9cm long and 5cm wide.  The triangle's perpendicular height is 3cm.  Calculate the area.

58.5cm^2

500

Calculate the capacity in mL (to the nearest mL) of a round pipe with a circumference of 59.70cm.

284L