find d garph of 2x² square - 11x plus 9 using a scale of 2cm to 1 unit on the x axis and 1 cm to 1 unit at the y axis

Twelve friends shared 8 small pizzas equally.how many pizzas did each person get?

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.