Linear Equations I

Hong Kong

Stage 1 - Stage 3

The points show the relationship between water temperatures and surface air temperatures.

Loading Graph...

a

Complete the table of values:

Water Temperature (°C) | $-3$−3 | $-2$−2 | $-1$−1 | $0$0 | $1$1 | $2$2 | $3$3 |
---|---|---|---|---|---|---|---|

Surface Air Temperature (°C) | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ |

b

Continue the pattern in the table to determine the surface air temperature when the water temperature is $4$4 °C.

c

What would be the surface air temperature when the water temperature is $14$14 °C?

Easy

3min

Amy is gathering data on the growth of her plant. This is the data she has collected so far.

Easy

4min

Justin is looking into the details of his mobile phone plan. He knows the costs for several call lengths.

Easy

8min

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