Ratios and Rates

Hong Kong

Stage 1 - Stage 3

Write a numerical ratio for the number of circles to squares.

Give your answer in the form $a:b$`a`:`b`.

Easy

< 1min

Write a numerical ratio for the number of squares to circles.

Give your answer in the form $a:b$`a`:`b`.

Medium

< 1min

A bridge is made up of 3 spans, $PQ$`P``Q`, $QR$`Q``R` and $RS$`R``S` as shown in the figure.

Hard

1min

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