Linear Equations II

Hong Kong

Stage 1 - Stage 3

Consider this table:

$x$x |
$y$y |
---|---|

$1$1 | $6$6 |

$2$2 | $12$12 |

$3$3 | $18$18 |

$4$4 | $24$24 |

$5$5 | $30$30 |

a

Plot the line.

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b

State the unit rate of the graph you have plotted.

Easy

Approx a minute

Consider this table:

While playing a particular song, a pianist is measured to make an average of $40$40 keystrokes every $8$8 seconds.

Consider this table:

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